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Gas shooting out of carburator

Printed From: CorrectCraftFan.com
Category: Repairs and Maintenance
Forum Name: Engine Repair
Forum Discription: Engine problems and solutions
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=4792
Printed Date: November-23-2024 at 9:43pm


Topic: Gas shooting out of carburator
Posted By: Randy_in_Ohio
Subject: Gas shooting out of carburator
Date Posted: September-17-2006 at 11:20am
I just bought a '93 Sport Nautique. I got it to fire up once, but now when I start it with the air filter off, gas shoots out of the carburetor about 5 feet in the air. I am thinking I need a new carburetor.
Also, I am concerned about the gas. had about 5-7 gal. of gas in it which had sat in it since two summers ago, I added 5 gal. of fresh gas with Stabil and some dry gas. Now I am thinking I should just drain it and add new.



Replies:
Posted By: 79nautique
Date Posted: September-17-2006 at 12:07pm
I don't know about that, sounds pretty wierd shooting that high unless there's a high pressure electric pump instead of a low pressure pump. Might have a firing order issue blowing the compression back thru the intake.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: GottaSki
Date Posted: September-17-2006 at 12:26pm
Uhm, anybody change the starter recently? Rotation incorrect?

The j-tubes should prevent the gas guiser if the float stuck open.

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"There is nothing, absolutely nothing, half so much worthwhile as messing around with boats...simply messing."

River Rat to Mole


Posted By: Randy_in_Ohio
Date Posted: September-17-2006 at 1:36pm
Yes, The starter was just replaced. How can I tell if the rotation is correct.

How do I determine the firing order, spark plugs were changed at the same time as starter, he could have mixed up the spark plug wires.

What do you think about the gas? should I be on the safe side and drain it or do you think it would be a waste of time and gas?

Thanks 79 and gottaski, I appreciate the help.


Posted By: GottaSki
Date Posted: September-17-2006 at 2:28pm
[QUOTE=Randy_in_Ohio] How can I tell if the rotation is correct.[QUOTE]

For one, the gazinta acts like the gazouta, and the gazouta acts like a gazinta. Your there.

If you have the 1.23 ratio trans the front pully should turn CW (std). If you have the 1:1 trans the front pully should turn CCW (rev).

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"There is nothing, absolutely nothing, half so much worthwhile as messing around with boats...simply messing."

River Rat to Mole


Posted By: Randy_in_Ohio
Date Posted: September-17-2006 at 2:38pm
OK Gottaski that makes sense I'm going to go look right now.



Posted By: eric lavine
Date Posted: September-17-2006 at 5:28pm
I may have a starter off of a low hour 351 ho boss, let us know what trans you have and rotation, the starter i have plugs in from the trans side, i can meet you in macedonia any day this week, call me tommorow 330-273-8291 or call me at home tonight 330-995-4037
        eric

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-17-2006 at 5:38pm
let us know what side the starter comes in from, trans side or engine side, sounds like you have a normal rotation starter and it plugs into trans side and reverses rotation,
are you trying a automotive starter???? did they match you one up at napa???   

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"the things you own will start to own you"


Posted By: Tim D
Date Posted: September-17-2006 at 5:52pm
Rotation.


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Tim D


Posted By: Randy_in_Ohio
Date Posted: September-17-2006 at 6:44pm
I think it is the starter, I have the 1.000\1 transmission and he bought the RH starter. after reading some other threads here I am almost sure this is the problem.
The starter comes in from the engine side. It is a marine starter.

Thanks for the offer Eric, I really appreciate it .

My buddy who sold it to me just bought the
starter last week, so he is going to take it back to the marina he bought it at tomorrow. The guy there asked him which one it was RH or LH and he thought it was RH could't really tell since it wasn't turning at all.

I'm going to pick it up from my buddy's house on the way home from work tomorrow.Probably be Tuesday before I can put it on. I'll let you know how it comes out.

Thanks to everyone for the help, you really helped me figure it out.


Posted By: eric lavine
Date Posted: September-17-2006 at 6:58pm
see how it runs with the gas you have in it, it doesnt take long to burn thru it, if you do drain it then your stuck with the bad gas, personally,i would run it thru,
run a good tank thru then tune it up, making sure to also change the trans fluid

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"the things you own will start to own you"


Posted By: TRBenj
Date Posted: September-17-2006 at 8:01pm
Although its possible, Id be very surprised if you have a RH motor and 1:1 tranny. Most CC's starting in '89 have the 1.23:1 tranny with a LH motor. I believe most 89-94 1:1 boats were base model Ski Nautiques.

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Posted By: Randy_in_Ohio
Date Posted: September-17-2006 at 8:52pm
TRBenj - It is definatly a 1:1 tranny, says so right on it. This boat has never been modified, all original parts. I bought it off of the original owner. your post here:
http://correctcraftfan.com/forum/forum_posts.asp?TID=4620&KW=engine+rotation - Engine rotation
helped me confirm this

Thanks!


Posted By: GottaSki
Date Posted: September-17-2006 at 11:28pm
Now I'm confused...

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"There is nothing, absolutely nothing, half so much worthwhile as messing around with boats...simply messing."

River Rat to Mole


Posted By: 79nautique
Date Posted: September-18-2006 at 12:10am
can you take picture of the tranny, seems odd that it's a 1:1 Borg warner tranny for that year boat and would make sence using a RH starter and bumping gas thru the carb when it should be a LH motor, PCM 1.23:1 tranny.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: eric lavine
Date Posted: September-18-2006 at 7:47am
the model of these trans would let you know which way it turns also, 10-17-004 normal rotation 10-17-003 right hand rotation, 10-17-002 normal 10-17-001 right , same trans except that the pump is flipped 180 for opposite rotation, so i guess we need a model number too   eric

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"the things you own will start to own you"


Posted By: TRBenj
Date Posted: September-18-2006 at 8:06am
Originally posted by Randy_in_Ohio Randy_in_Ohio wrote:

TRBenj - It is definatly a 1:1 tranny, says so right on it. This boat has never been modified, all original parts. I bought it off of the original owner. your post here:
http://correctcraftfan.com/forum/forum_posts.asp?TID=4620&KW=engine+rotation - Engine rotation
helped me confirm this

Thanks!


Very interesting! I know they still used the 1:1 on the base models at least through '94, but you dont see too many of them. This is the first time Ive heard of one in a Sport Nautique.

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Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 10:44am
79nautique- I'll take a pic when I get home (at work now).
The tag on the tranny says it is a 1:1, PCM40.
I will post pick tonight probably be about 8 -9 PM EST.
Thanks for your help.


Posted By: 79nautique
Date Posted: September-18-2006 at 10:55am
borg warners are 1:1 PCM's I believe are only 1.23:1 so if you bought a reverse rotaton starter that might be wrong we'll what for the picture.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: TRBenj
Date Posted: September-18-2006 at 11:19am
I believe PCM also made a 1:1.

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Posted By: eric lavine
Date Posted: September-18-2006 at 12:37pm
I personally never have seen a pcm with the pump indexed for reverse rotation, 1:1 or the 123:1 which means they always rotate normal rotation......
I also think they came up with the 1.23:1 because of the down angle and couldnt achieve the 1:1 ratio with the gearring, but it does turn opposite rotation when in forward

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-18-2006 at 12:46pm
PCM puts its name on the transmissions, they really are a hurth, in which zf bought hurth out, they do have a 1:1 straght and a 1.23:1 in which it is a 10 degree down angle.
they are the bayliners of transmissions if taken care of though you could see 1000 hours out of them. they dont compare to a good old borg, they tried re-inventing the wheel.
I worked at Paragon power in the 80's and we also developed a trans for the ski boat market, we had many problems with it, and the owner of the company didnt want to invest anymore time and $$$$$$$ and dropped the project

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"the things you own will start to own you"


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 4:44pm
So... I have about 775hrs on this tranny, are you saying I am going to need a new one pretty soon. What happens when they Start to go, how will I know the time is near? when it does go should I look for a Borg Warner?

BTW - Eric, Do you know anyone local who can rebuild props? my prop isn't bad but has a couple dings...


Posted By: eric lavine
Date Posted: September-18-2006 at 4:54pm
cleveland prop 216-961-5858 65th and dennison
hydromotive props 330-425-4242 twinsburg
we need to know what trans you have, make sure you change the oil, you'll know when you need a trans, but a good indication is heavy drag in nuetral, the trans is probably fine. I cant tell what trans you have from your pics, snap a picture or pull the info off the tag. take care of all the things on the boat and water test, then will figure out from there if the boat has issues. dont forget to put the plug in lol eric     

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"the things you own will start to own you"


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 5:07pm
Which place would be best?
Twinsburgh is probably most convenient. Do you think it would be a good idea to get a new one and get this one refurbished to have as a spare?

I will take a picture of the transmission tonight when i get home. hopefully not dark by then... I have to stop and pick up the starter on my way home.

Thanks





Posted By: jbear
Date Posted: September-18-2006 at 6:44pm
Randy: Don't know the guys in Twinsburg but I have used Cleve Prop for many years and always happy. Never a problem. LOL

john

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"Loud pipes save lives"



AdamT sez "I'm Canadian and a beaver lover myself"...


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 7:36pm
Thanks jbear, I'll give them a call.


Posted By: eric lavine
Date Posted: September-18-2006 at 7:42pm
its a father and son business(hydramotive props) and they manufacture stainless cleaver props,I spoke to them a couple of weeks ago and did not realize that they repaired props but they do, they seem like straight shooters, I would call for pricing and compare, I know cleve prop just purchased a new balancing machine,ask her if she has a good used prop in the size you need, (vicki) for a spare.
you make the call on the new prop and spare. a used prop is as good as new. depending on your budget i would wait on a spare till you get her going in case you run into other problems


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"the things you own will start to own you"


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 7:53pm
I had to take this in the rain... holding a flashlight...



It is definetley PCM 40 - 1.000\1



Posted By: eric lavine
Date Posted: September-18-2006 at 8:35pm
these are a transmissions that you'll want to change the oil on at least once a season or more. make it a point that everytime you change engine oil change the trans oil, once you get here going you may also want to check the alignment, the zf hurth pcm 1:1 cannot handle mis-alignment.if its been sitting for 2 years make sure you change the oil before you run the boat then change it again after you run it

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"the things you own will start to own you"


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 9:05pm
Eric- Ok I am going to have to read over again how to change the tranny oil.

How do I check the alignment?







Posted By: jimbo
Date Posted: September-18-2006 at 9:57pm
I bought an oil change pump from the auto parts store ($25-$30). It's like a big syringe. You stick the tube down in the dip stick hole and pull back the punger. If you can, measure how much you take out so you can put that much fresh back in. The fluid needs to be warm and the boat in the water to get an accurate reading, at least with the Borg Warner Velvet Drive. So put the boat in the water, get it up to temp, turn it off and check the level immediately. Check it before all the fluid drains back out of the pump and hoses.
Punch in alignment in the search box. There are some good write ups on it already. You'll need a feeler gauge.


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 10:20pm
Thanks jimbo.



Posted By: jimbo
Date Posted: September-18-2006 at 10:24pm
Originally posted by jimbo jimbo wrote:

The fluid needs to be warm and the boat in the water to get an accurate reading, at least with the Borg Warner Velvet Drive. So put the boat in the water, get it up to temp, turn it off and check the level immediately. Check it before all the fluid drains back out of the pump and hoses.

hmmm.... On second thought, I don't know if that's accurate for the PCM. Eric, do you know?


Posted By: Randy_in_Ohio
Date Posted: September-18-2006 at 11:11pm
So, back to the starter, am I right to a$$ume that since I had a standard starter, and I'm pretty sure we have determined this is a reverse engine, that the new starter is going to work?

With any luck (and good weather) I am going to put the new starter on tomorrow.


Posted By: The Dude
Date Posted: September-18-2006 at 11:34pm
Go Randy Go!

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Mullet Free since 93
http://www.correctcraftfan.com/diaries/details.asp?ID=717&sort=&pagenum=1&yrstart=1991&yrend=1995 - 95 Sport


Posted By: TRBenj
Date Posted: September-19-2006 at 9:37am
Randy, out of curiousity, what does the engine tag read? Its tough to tell from the pics which motor/tranny you have. The tag is on the back of the intake manifold. Should read PRD-xxx.

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Posted By: JoeinNY
Date Posted: September-19-2006 at 9:46am
Randy, 1:1 transmission so its a reverse rotation engine the new starter should solve the gosinta being a gosoutta problem
Gottaski called that one instantly... well done.

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: eric lavine
Date Posted: September-19-2006 at 10:39am
I really dont think that it is a reverse rotation, i have never ever seen a pcm 1:1 with the pump indexed for reverse rotation, they always come in at standard rotation, were talking many transmissions 30 plus

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-19-2006 at 10:42am
randy, look at the teeth on the flywheel to try to deternmine what rotation you have, they will be shiney and wore on one side of the teeth, you can even look at the old starter to determine this

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"the things you own will start to own you"


Posted By: JoeinNY
Date Posted: September-19-2006 at 11:32am
Were any of those 30 out of a correct craft?If its one to one and it came standard in a correct craft then it is reverse rotation. Standard correct craft props only turn one way.

I wait to be corrected on that one... but I have never seen/heard of an exception.

-Joe.

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: jimbo
Date Posted: September-19-2006 at 11:42am
I thought CC eventuallt went to standard rotation?
If can't find it on the engine tag, the prop would also be a good indicator. If you post a closeup of the prop, we could help you out.


Posted By: TRBenj
Date Posted: September-19-2006 at 12:09pm
CC went to standard (LH) rotation motors when the 1.23 tranny was introduced. 1:1 boats built after that point are still reverse (RH)rotation though. All direct drive CC's turn RH props from the factory.

I agree with Joe, a stock 351w with a 1:1 has gotta be a reverse rotation motor.

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Posted By: 79nautique
Date Posted: September-19-2006 at 12:16pm
I would agree with you guys on the 1:1 if it was a BW tranny but it's not it's a PCM tranny.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: TRBenj
Date Posted: September-19-2006 at 12:26pm
I have a hard time believing that Correct Craft made any standard rotation 351w/1:1 boats. A friend of mine has a '94 Ski Nautique with a 1:1 tranny- Im not sure which model tranny it is, but it is a reverse rotation motor and turns a RH prop.

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Posted By: 79nautique
Date Posted: September-19-2006 at 12:34pm
I looked at the ref section and in 91 they went to a std rot and the 1:23 pcm motor so this seems a little odd that they would used std and rev rotation engines from the same supplier. Can realy find any info on the PCM 1:1 tranny.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: eric lavine
Date Posted: September-19-2006 at 12:51pm
lets vote..... i say standard rotation with a left hand prop, prop spins same way as engine in forward. looking from the back of the boat the prop shoul turn ccw in forward

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"the things you own will start to own you"


Posted By: JoeinNY
Date Posted: September-19-2006 at 1:51pm
I am thinking Correct Craft wanted to turn a RH hand prop regardless of transmission or engine, they wanted a RH prop badly enough that they made every single screw boat up till the reduction transmission boats with reverse rotation engines. Doesn't to me make sense that they would all the sudden change their mind on that even for some entry level engine packages even in the crossover period.

If you tell someone at OJ or ACME you want a LH prop for any Correct Craft your gonna have to explain to them its not the original engine (I know I have had to do it for both my boats now).

It will be good to know a little about these PCM transmission 1:1 boats I am sure it won't be the last time one shows up.
-Joe.

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: eric lavine
Date Posted: September-19-2006 at 2:02pm
as earlier never seen one with the pump indexed for reverse rotation, i could be wrong. randy, please take us a pic so we all can learn something cause im not 100%

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"the things you own will start to own you"


Posted By: Tim D
Date Posted: September-19-2006 at 3:27pm
PCM 1:1


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Tim D


Posted By: 79nautique
Date Posted: September-19-2006 at 4:22pm
That's nice Tim but it doesn't really answer the question of std or rev engine rotation now does it?

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: Tim D
Date Posted: September-19-2006 at 5:51pm
I cleared up the question that they made one didn't I?

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Tim D


Posted By: 79nautique
Date Posted: September-19-2006 at 5:58pm
I guess but I don't think that anyone doubted they did, now if you could dig a little deeper and find out if the PCM 1:1 reverses the rotation in the tranny then you'll have the answer. And we all will know which starter he needs.

Another way is like suggested and if the teeth on the top side of the flywheel are shiny when ithe starter is removed it's standard if the underside is shiny it's reverse. Hopefully he reads this before installing the new starter.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: Tim D
Date Posted: September-19-2006 at 6:40pm
From what I can tell, the transmission has to reverse rotation because of the gear setup. In the cut away below, I colored the gears slightly red that ride on each other to cause the angle output and must turn opposite. The other pic is exploded view of the same gears.



Can you tell rotation by the raw water pump setup he has?

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Tim D


Posted By: eric lavine
Date Posted: September-19-2006 at 7:05pm
1:1 does not reverse rotation, as stated earlier, i have never seen the pump on the front of the trans indexed (turned 180 degrees) to operate for reverse rotation. the trans spins same direction as engine in forward, from the front of the engine the harmonic balance will spin clockwise in which it is a normal rotation engine. which means the boat will have a left handed prop turning ccw from the back of the boat in forward

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-19-2006 at 7:12pm
tim, the drawing is a 1.23:1, a 1:1 is missing that entire reduction section and the output coupling goes right into the main case. as you can see the 1.23 can handle some mis-alignment because of that timken bearing set you see pictured above. The 1:1 does not use that taper roller set it uses a 208 ball bearing and if mis aligned it loads the clutch drum and causes them to hair line crack and leak causing the clutch pack to fail and slip

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-19-2006 at 7:21pm
I believe Hurth designed this transmission with one thing in mind, the 10 degree down angle, not for the 1.23:1 ratio, that is the closest they could get to 1:1 because of the gearing in the back, with the down angle, now your engine will mount parallel with the stringers instead of mounting it at an angle

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"the things you own will start to own you"


Posted By: TRBenj
Date Posted: September-19-2006 at 7:32pm
Originally posted by eric lavine eric lavine wrote:

I believe Hurth designed this transmission with one thing in mind, the 10 degree down angle, not for the 1.23:1 ratio, that is the closest they could get to 1:1 because of the gearing in the back, with the down angle, now your engine will mount parallel with the stringers instead of mounting it at an angle


I highly doubt that. Mastercraft had been using a reduction drive Powerslot transmission (1.5:1) for years prior to the debut of the PowerPlus. Its widely known that the Powerslot boats had a superior holeshot to the 1:1 boats. Im pretty sure PCM/Hurth had this in mind when they were designing the transmission- the down angle is just a bonus.

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Posted By: 79nautique
Date Posted: September-19-2006 at 7:52pm
Originally posted by eric lavine eric lavine wrote:

designed this transmission with one thing in mind, the 10 degree down angle


believe it is only 9 from the info posted but what the hell it rounds up no need to nit pick I guess.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: eric lavine
Date Posted: September-19-2006 at 7:58pm
belive me when i tell you, I worked for Paragon Power in the mid eighties and we also were asked to design a lightweight 1:1 transmission and also a down angle for the ski boat market, and yes mastercraft did use the 1.5 ratio known as the powerslot, 1:1 to 1.5 is a big noticeable jump in ratio. they didnt spend millions of $$$$ to achieve a 1.23:1 ratio but they did spend millions of $$$$ to achieve a down angle. down angles were basically non existant in those days. we didnt have the technology to cut gears as did the europeon countries, they are far superior even today in cutting gears especially the belgians.

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-19-2006 at 8:00pm
actually i thought it was 8,

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-19-2006 at 8:01pm
hey 79, i was testing you to see if you pay attention to detail   a+ for you

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"the things you own will start to own you"


Posted By: Tim D
Date Posted: September-19-2006 at 8:24pm
The tranny pics I posted on the previous page are 1.23:1 PCM Power Plus pics- my mistake, and it does have a 9 degree angle.

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Tim D


Posted By: Randy_in_Ohio
Date Posted: September-19-2006 at 11:21pm
Wow, now I'm confused!
Anyway, I can solve the debate here. It is a reverse engine. The reverse starter worked. It started first time after installing the new starter. Had to put in a new selenoid too.

I took it to local Turkeyfoot Lake, Ran great! The engine was smooth and purred like kitten.

I had more problems with my truck (emergency break is locked up) than I had with the boat.

GOTTASKI- I can't thank you enough. JoeinNY said it... you nailed this one. Excellent, you made my day!


Posted By: jimbo
Date Posted: September-20-2006 at 1:40am
Glad it worked out.
But I still don't get it. If I were running a boat building company, all the engines I put in the boats would turn the same way. Then they can decide at the end of the day which models get LH or RH props.
Seems cheaper and more effeicent to do it that way.I guess once I've built as many boats as they have, I can tell them they are doing it wrong.


Posted By: JoeinNY
Date Posted: September-20-2006 at 8:17am
Like I said it was the prop direction that is important to the driving charecteristics of the boat. If correct craft didn't feel that way all the older boats would have had the cheaper (slightly anyway) std rotation engines to begin with, and once they felt that way to do anything less would not be "Correct"

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: GottaSki
Date Posted: September-20-2006 at 8:50am
BUT their ultra-uber premium 424 hp 454 option was....std rotation.

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"There is nothing, absolutely nothing, half so much worthwhile as messing around with boats...simply messing."

River Rat to Mole


Posted By: JoeinNY
Date Posted: September-20-2006 at 8:57am
And the plot thickens....

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: eric lavine
Date Posted: September-20-2006 at 9:03am
still having a hard time believing this is a counter rotating engine, anyway you could snap a shot of the prop?   how did they treat you at back bay? jimbo, im with you they propbably pay $50.00 apiece for the props. with the borg warners its 70/30 ratio on the direction of the pump when thay come in, on the PCM they are always indexed for standard rotation engines I have never ever seen one indexed for reverse rotation.... i may be wrong. a snap shot of the prop will end the thread

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"the things you own will start to own you"


Posted By: eric lavine
Date Posted: September-20-2006 at 9:16am
actually i talked to one of my guys here and he said he seen one with the pump indexed for a counter rotating engine... except it was a 1.23:1 which output turns opposite of input in forward so that means you would still need a left hand prop, remember i have know way of telling what boats these our out of. and a im just stating facts.   maybe the trans with the pumps going backwards lasts longer? lol

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"the things you own will start to own you"


Posted By: JoeinNY
Date Posted: September-20-2006 at 9:18am
Gee Eric your tough to convince, Randy out there doing laps in the boat after removing the std rot starter and installing the rev rot starter was pretty convincing as far as I was concerned..

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: TRBenj
Date Posted: September-20-2006 at 9:26am
I would be extremely surprised if Correct Craft went from RH motors with the 1:1, then LH, then back to RH. Like I said, Ive seen a 1:1 '94 with a RH motor and RH prop. It should have the same set up as Randy's '93, which seems consistent with his reverse rotation starter fixing the problem.

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Posted By: Randy_in_Ohio
Date Posted: September-20-2006 at 9:57am
I will get a shot of the prop and post it tonight.


Posted By: eric lavine
Date Posted: September-20-2006 at 10:40am
were basing this all on circumstantual evidence, im 50/50 on this one. im basing this on about 30 transmissions and none of them were a$$ bacwards

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"the things you own will start to own you"


Posted By: 79nautique
Date Posted: September-20-2006 at 12:17pm
the PCM 1:1 is what throws me, a BW 1:1 or 1.23:1 PCM are no brainer's just haven't heard alot about the PCM 1:1's

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: eric lavine
Date Posted: September-20-2006 at 12:43pm
79, they will fit in place of a borg warner, same mount pattern, same coupling, same length, they have a 15 spline input instead of the 26 spline. they are the bayliner of transmissions. over the years i have switched them out for a borg warner.
warning: dont take your borg warner out and put a pcm in place of it lol   eric

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"the things you own will start to own you"


Posted By: 79nautique
Date Posted: September-20-2006 at 3:27pm
The only pcm I would use would be the 1.23:1 to use a std rotation motor built to the heilt.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: JoeinNY
Date Posted: September-20-2006 at 3:44pm
Thats what I am thinking, anyone know if you can used the same engine/trans mounts, shaft coupling, etc.. with a 1.23:1 as a borg warner 1:1. I need to build a 351 for the 83 this winter so the mustang can have the 302 back and I am still torn on the std rot vs rev rot because of a few parts that are not available for the rev rot....

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: eric lavine
Date Posted: September-20-2006 at 4:41pm
remember the 9 degree down angle, same mounts, same bellhousing,
Is anyone interestd in this 5.8 ho, pro boss engine? it has pro tec, electronic engine management system, it has 215 hours on it. if interested let me know.
   i fired it on the ground, it is a nice engine.


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"the things you own will start to own you"


Posted By: 79nautique
Date Posted: September-20-2006 at 5:30pm
only bad thing about that motor is the crappy motorola designed ignition system but it's easy to swap that out for a distributor and have a reliable ign.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: Randy_in_Ohio
Date Posted: September-20-2006 at 7:44pm
Here it is...




Posted By: 79nautique
Date Posted: September-20-2006 at 8:58pm
RH prop, check that cotter pin it duesn't look good in this picture or maybe its something else like fish line or something.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: stang72
Date Posted: September-20-2006 at 10:15pm
Randy...looks like you have major scale or corrosion on your hardware....clean it up and smooth and polish Smooth is a good thing!

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stang



Face plants are not that funny when it's you face!



http://www.correctcraftfan.com/diaries/images/3720/photo1.jpg" rel="nofollow - The Super Air






Posted By: Randy_in_Ohio
Date Posted: September-20-2006 at 10:46pm
79nautique- yes that is fishing line around the cotter pin.

stang72- I know, the bottom looks terrible, I just bought it and, well, it's a little dirty...

What is the best way to clean the prop/rudder, It is mostly corrosion. probably from the acid bottom cleaner.



Posted By: stang72
Date Posted: September-20-2006 at 10:57pm
Never had one that scummy....maybe someone can chime in! I use wet sand paper to polish... 800grt...followed by 1000.Maybe a scotch pad and detergent at first?

There is enough crud to throw your prop way out of balance...I bet it vibrates a bit?

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stang



Face plants are not that funny when it's you face!



http://www.correctcraftfan.com/diaries/images/3720/photo1.jpg" rel="nofollow - The Super Air






Posted By: Randy_in_Ohio
Date Posted: September-20-2006 at 11:18pm
Stang72- last night was the first time I have taken it out since buying it. It was as smooth as it has always been, no vibration. I was worried I would have some because of a few nicks in the prop.

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http://www.correctcraftfan.com/diaries/details.asp?ID=1602&yrstart=1991&yrend=1995" rel="nofollow - 1993 Sport Nautique



Posted By: eric lavine
Date Posted: September-21-2006 at 8:45am
now if you put a mirror behind the boat and snap a picture of the mirror the picture will appear to be a right handed prop but it really is a left handed prop.
   im convinced, learned something today
    randy, i have a media blast cabinet, it does wonders on props, if you want meet in macedonia with it and i will blast if for you, then you can buff after that

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"the things you own will start to own you"


Posted By: Randy_in_Ohio
Date Posted: September-21-2006 at 10:47am
Eric- Thanks, I may take you up on that. could I take the rudder off and get it done too? I am going to try cleaning it up myself first. I would rather not take the prop/rudder off yet. I may want to put it in the water.

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http://www.correctcraftfan.com/diaries/details.asp?ID=1602&yrstart=1991&yrend=1995" rel="nofollow - 1993 Sport Nautique



Posted By: eric lavine
Date Posted: September-21-2006 at 12:15pm
Randy, no problem, whenever your ready, its also nice to take your stuffing box apart and do all of that too, if your not going to go to the dripless.
bring the rudder and strut if you would like, this will also give you the operrtunity to get your alignment dialed in.

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"the things you own will start to own you"


Posted By: behindpropeller
Date Posted: September-21-2006 at 2:01pm
Polishing the underwater gear?

You guys have wayyy too much time on your hands. If you use the boat that stuff will just wear off. If I want to shine my prop up I just park it on the sandbar for a day and have a few beers. When it gets back to the lift it is shiny, the next day it is dull again. Put your time into pulling your kids skiing instead of shining the prop that nobody can see in the water!

Tim

ps-

Yuor prop looks like they just acid washed the hull and you have some corrosion from it. Dont wast your time pulling everything apart.


Posted By: eric lavine
Date Posted: September-21-2006 at 5:16pm
tim, were trying to attract some mermaids, if you were a mermaid wouldnt you want a nice shiney prop? or a dull used one

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"the things you own will start to own you"


Posted By: behindpropeller
Date Posted: September-22-2006 at 9:41am
Hey Eric-

My boat is shiny. The engine runs. I use it 3-4 days a week.

As long as the prop does its job im not worried.

Besides, all of the mermaids are attracted to the polished sky ski.

Tim


Posted By: Hollywood
Date Posted: September-22-2006 at 10:15am
I'm gonna be a little nerdy here, but wouldn't a polished prop give you less bite in the water?

Differences are probably negligable and will cause another pylon vs. tower debate.

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Posted By: 79nautique
Date Posted: September-22-2006 at 10:42am
it propably doesn't make much difference but it would do the opposite and perform a little better and cut thru the water easier.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: JoeinNY
Date Posted: September-22-2006 at 10:42am
Well if were gettin nerdy,

Propellor "bite" is not about friction between the propellor and the water, now it is possible that a specific rough surface finish could trip a laminar boundry layer in certain conditions and make it easier for a propellor to spin up and give you a better hole shot but that would be tricky to control at best and most likely would cost you in top end efficiency. But yeah its all negligible at the speeds we are talking about..

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http://www.correctcraftfan.com/diaries/details.asp?ID=1477 - 1983 Ski Nautique 2001
1967 Mustang 302 "Decoy"
http://www.youtube.com/watch?v=cO5MkcBXBBs - Holeshot Video


Posted By: Hollywood
Date Posted: September-22-2006 at 11:05am
Originally posted by JoeinNY JoeinNY wrote:

now it is possible that a specific rough surface finish could trip a laminar boundry layer in certain conditions and make it easier for a propellor to spin up and give you a better hole shot


So this is like the waxxed hull game?

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Posted By: eric lavine
Date Posted: September-22-2006 at 3:08pm
ya know, there is a guy in england that claims that if you paint the bottem of the boat with this paint that he invented from the water line down, he claims a gain in mph, he gaureenteed us 5 mph on a 47 foot couger diesel powered boat we ran. the only thing was he wants 30k to do it, and the the owner of the boat was considering it

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"the things you own will start to own you"


Posted By: jimbo
Date Posted: September-22-2006 at 3:48pm
Randy, did you try the CLR?


Posted By: Randy_in_Ohio
Date Posted: September-24-2006 at 9:13pm
jimbo- I haven't tried it yet, been busy with other issues. When I get into the deep cleaning phase I will give it a try. I did take a green scratchy pad and water to it, that helped a little.

Thanks

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http://www.correctcraftfan.com/diaries/details.asp?ID=1602&yrstart=1991&yrend=1995" rel="nofollow - 1993 Sport Nautique




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