why does correct craft turn props rh rotation
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Category: General Correct Craft Discussion
Forum Name: Common Questions
Forum Discription: Visit here first for common questions regarding your Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=14266
Printed Date: November-24-2024 at 2:17pm
Topic: why does correct craft turn props rh rotation
Posted By: snowalternative
Subject: why does correct craft turn props rh rotation
Date Posted: July-02-2009 at 12:17am
does anyone know the reason correct craft used rh rotation motors alot of the older boats?
are there any adverse effects in handling/turning if one converts to a lh motor other than the necessary changes-seals,trans pump,cam,dist gear,starter,prop,crank,etc?
Im just curious,it seems the lh parts are much less expensive as well as more choices available.
i cant find any posts on this subject & i think there are more than a few older boats w/gt-40 motors in them which would make them lh rotation unless these are simply head/induction swaps on rh motors with out the blocks & valve train being used
my apologies if this is a repeat post--i have a '83 2001sn which i'd like to freshen the motor (2000hrs) & am trying to find most economical way to refresh
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Replies:
Posted By: boat dr
Date Posted: July-02-2009 at 12:51am
If you got into this sport thinking it was gonna be cheap, get out now..............
Now if you are here to stay, there are ways to rebuild on the cheap, but do not try to re invent the wheel.Both long and short block are available at a reasonable price.These motors are purpose built, and from the hours you listed it has done it's task well.
If you must use a LH motor.aka car motor,a PCM 1.23 tranny will allow the use of your RH prop.But this will add about 2000.00, when all the extras are figure in. New drive shaft , with fitted coupling mated to that new tranny will handle 500 plus HP>
YOU BUILD IT AND WE WILL COME
------------- boat dr
/diaries/details.asp?ID=4631 - 1949 Dart
/diaries/details.asp?ID=1533 - 1964 American Skier
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Posted By: Tim D
Date Posted: July-02-2009 at 1:19am
This subject has been on here before many times. One reason for the RH rotation is to offset the weight of the driver. So if you put in a LH and the torque rotates toward the driver alone, it will tilt.
------------- Tim D
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Posted By: 62 wood
Date Posted: July-02-2009 at 2:11am
Tim D wrote:
This subject has been on here before many times. One reason for the RH rotation is to offset the weight of the driver. So if you put in a LH and the torque rotates toward the driver alone, it will tilt. |
OK here comes the proverbial "can-o-worms". Using this logic, which is what I think most arguments have been for the RH, why do boats with LH controls, like my Higgins, and some of the mid 60's CC's, still use RH rotation motors? Im not trying to be a smart-azz, just always been curious?
Given that,my vote would still be to keep it RH. I think most of the GT motors on here are of the "head swap" type.
btw snowalt., you ride sleds?
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=1117&sort=&pagenum=6" rel="nofollow - 64 American Skier
62 Classic.. 73 Ski Nautique
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Posted By: eric lavine
Date Posted: July-02-2009 at 9:57am
it was back in the day, narrower boats and bigger props would torque the boat and alot of the boats back then would be flywheel forward, the trans was mounted to the front of the engine on some, normal rotation and at the back required a right hand prop. out of many ski boat manufacturers CC is the only one....so i go with the odds
------------- "the things you own will start to own you"
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Posted By: 8122pbrainard
Date Posted: July-02-2009 at 10:28am
62 wood wrote:
OK here comes the proverbial "can-o-worms". Using this logic, which is what I think most arguments have been for the RH, why do boats with LH controls, like my Higgins, and some of the mid 60's CC's, still use RH rotation motors? Im not trying to be a smart-azz, just always been curious? |
Steve,
The 60's CC's like the skylark with a port side helm ran LH engines! The V6 was never made in the RH/RR.
Take a look at the props on a Higgins (from the factory). They are LH!
------------- /diaries/details.asp?ID=1622" rel="nofollow -
54 Atom
/diaries/details.asp?ID=2179" rel="nofollow - 77 Tique
64 X55 Dunphy
Keep it original, Pete <
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Posted By: Luchog
Date Posted: July-02-2009 at 12:19pm
I agree on the older narrower hulls but after the 90's first TSC hull the RH prop is no longer needed. I have been on the same hull with LH engines and it performs just the same.
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=2095" rel="nofollow - 1980 Ski Nautique
Commander 351W
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Posted By: C-Bass
Date Posted: July-02-2009 at 1:40pm
Luchog wrote:
I agree on the older narrower hulls but after the 90's first TSC hull the RH prop is no longer needed. I have been on the same hull with LH engines and it performs just the same.
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Maybe you just mis-spoke, but it's no shock that you've been on those hulls with LH engines, as that's what the all were. The still swing a RH prop because of the reduction 1.23 tranny reverses the input rotation, so the output ends up being RH.
Now if you've been on one that truly was swinging a LH prop, that's a different comparison.
------------- Craig 67 SN 73 SN http://www.correctcraftfan.com/diaries/details.asp?ID=6103" rel="nofollow - 99 Sport 85SN
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Posted By: Tomski
Date Posted: July-02-2009 at 1:57pm
I've always heard it's to counterbalance the driver, but that makes no sense - the spotter does that. These are ski boats so are very rarely going to run with only a driver. Perhaps research showed that, statistically, drivers were very very fat and spotters were very very thin.
Just as i type this it occurs to me that you can sit tweo people on the port side of my boat, and most others, but only one on the driver's side, so on that basis the engine should go the other way to "balance".
A cynic might wonder if it was just a way of making a bit more cash for PCM et al!
------------- Easily Parted From Money
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Posted By: GottaSki
Date Posted: July-02-2009 at 2:08pm
I concur.
I think after '82 it was just for legacy. and wanted to be special, and angle on the copetition. Its not uncommon for CC owners to think their boat has "cop engine, cop exhaust, cop carb, " cop rotation..
If it were that critical, CC wouldn't have put the mac-daddy LH rotation Hi-po 454 in the 2001's and BFN's.
------------- "There is nothing, absolutely nothing, half so much worthwhile as messing around with boats...simply messing."
River Rat to Mole
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Posted By: JoeinNY
Date Posted: July-02-2009 at 2:48pm
I can only speak to my experiences as a fat guy with an 83 which I will in fact ride in by myself and from time to time use to pull a skier/boarder alone and has had both a lh and a rh hand prop on on said 83 SN, it makes a noticable difference. Not particularily at slalom speeds, but for boarding I used to put an extra 440lbs on the passenger side when I had a LH engine to keep the wakes both with a hitable peak don't really need to do that with the RH prop. Its not like the single spotter will push you too far to the LH side now as they can easily sit in the middle if need be. Now could CC have done the same thing with a little hook, shimmy, or other no doubt.
Is the later hull different than the 83 in that there is absolutely no difference in performance between lh and rh rotation and luchog states, I doubt that too but I have no evidence to prove it. We do know that CC specifically stated in the literature for the later model boat that the rotation was to counteract the weight of the driver whom would often be the only one in the boat.
Was my 83 with a LH engine unusable.. .heck no it did the trick and did it very well in particular at speeds over 25mph, biggest issue would be resale value.
As for the big 425hp std rotation engine boats, with my experiences with LH and RH in the same boat if I was choosing between a 330 hp rh and a 425 hp lh it wouldn't take me long to index the pump and change the prop.
------------- 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
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Posted By: Morfoot
Date Posted: July-02-2009 at 3:11pm
Tomski wrote:
I've always heard it's to counterbalance the driver, but that makes no sense - the spotter does that. These are ski boats so are very rarely going to run with only a driver. Perhaps research showed that, statistically, drivers were very very fat and spotters were very very thin.
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I disagree with this statement totally Tom. I often run my 88 with just me driving pulling a buddy or vice versa. I have 2 88 lb lead weights that I place on the floor where a spotter would normally sit to evenly weigh the boat. I also have a another bud who uses 2 fat sac cubes filled and places them in the seat where the spotter would sit for the same reason.
------------- "Morfoot; He can ski. He can wakeboard.He can cook chicken.He can create his own self-named beverage, & can also apparently fly. A man of many talents."72 Mustang "Kermit",88 SN Miss Scarlett, 99 SN "Sherman"
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Posted By: Riley
Date Posted: July-02-2009 at 3:57pm
Has anyone ever asked Mr. Ralph?
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Posted By: eric lavine
Date Posted: July-02-2009 at 4:28pm
where's the picture of 79 when you need it?
Riley, he will tell you he got a great deal on a hundred righties in the day lol
------------- "the things you own will start to own you"
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Posted By: Riley
Date Posted: July-02-2009 at 4:45pm
Eric, I think that's more like it!
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Posted By: Donald80SN
Date Posted: July-02-2009 at 5:10pm
[QUOTE=eric lavine] where's the picture of 79 when you need it?
I have seen that picture. LOL !!!!!!!!
Donald
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Posted By: Luchog
Date Posted: July-02-2009 at 9:31pm
C-Bass, Ive been on the 90plus hulls with LH engines and 1:1 gears and propeller rotation makes no difference.
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=2095" rel="nofollow - 1980 Ski Nautique
Commander 351W
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Posted By: snowalternative
Date Posted: July-03-2009 at 1:14am
Thanks for the answers,facts & opinions. According to what i'm reading
if one did want or need to switch for whatever reason to lh from rh & had the needed components to do it,motor,raw pump,alt etc.,the pump can simply be reindexed (w/out switching gearboxes & shafts) & prop.
Since the 2001 came w/lh bbc it must not matter too much which way the prop turns
thx for the answers to my questions
hey 62 wood-no sleds-i live in sanford florida just north of orlando & the only snow ive got here is melted & flowing north on the st johns;although i do frequent big cottonwood canyon in ut & rent several polaris rmk's to take up to the backcountry near brighton--thats where the name came from because there snowalternative (actually off a previous boat)
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Posted By: 62 wood
Date Posted: July-03-2009 at 2:29am
8122pbrainard wrote:
Steve,
Take a look at the props on a Higgins (from the factory). They are LH! |
Pete,
My 62 Higgins has a RH prop, driven by a flywheel aft, "bacerds runnin", 135 Graymarine. I have no reason to beleive that it was ever anything but that. You got my curriosity going tho...I might have to check on a few of the other Higgins I know of.
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=1117&sort=&pagenum=6" rel="nofollow - 64 American Skier
62 Classic.. 73 Ski Nautique
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Posted By: eric lavine
Date Posted: July-03-2009 at 9:33am
Donald, i think thats the most he ever got PO'd at me, I remember the post, it read "now I know why they need right hand props"
------------- "the things you own will start to own you"
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Posted By: Tomski
Date Posted: July-03-2009 at 9:43am
Where has 79 gone? The level of vitriol and spleen venting has dropped dramatically on here!
------------- Easily Parted From Money
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Posted By: eric lavine
Date Posted: July-03-2009 at 9:55am
i think he is on "time out"
------------- "the things you own will start to own you"
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Posted By: 86BFN
Date Posted: July-03-2009 at 11:18am
Might of blew a gasket or had to have a valve job.
------------- 👣 Steve http://www.correctcraftfan.com/diaries/details.asp?ID=4057&sort=&pagenum=1&yrstart=1986&yrend=1986" rel="nofollow - 86 Barefoot Nautique
89 Martinique Former Owner: 93 Hydrodyne 350 MAG
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Posted By: eric lavine
Date Posted: July-03-2009 at 11:48am
even though he hates me, i still miss him, he is one of those "to know him is to love him"
------------- "the things you own will start to own you"
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Posted By: 81nautique
Date Posted: July-03-2009 at 11:50am
Tomski wrote:
Where has 79 gone? The level of vitriol and spleen venting has dropped dramatically on here! |
I started wondering the same thing a few weeks ago, not sure if I missed something and he got kicked off or if he was just busy at work so I checked his profile and he seems to log on just about everyday just isn't saying much...sort of like a big cat hiding in the grass.
last log on was yesterday at 12:11 looking at the float adjustment thread so he's either trying to prove a point or he got his hand slapped.
Either way 79 if we're wondering whats up that can't be all bad.
------------- You can’t change the wind but you can adjust your sails
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Posted By: eric lavine
Date Posted: July-03-2009 at 12:49pm
he might be on the same island as MJ, maybe his assisstant?
------------- "the things you own will start to own you"
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Posted By: Luchog
Date Posted: July-03-2009 at 12:56pm
eric lavine wrote:
he might be on the same island as MJ, maybe his assisstant? |
Perhaps he helps it with a custome but I think 79's too grown up for MJ's taste.
Also there's this other topic "ignition" I think it is, where a ***************ball is rolling downhill.
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=2095" rel="nofollow - 1980 Ski Nautique
Commander 351W
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Posted By: kapla
Date Posted: July-03-2009 at 5:19pm
Luchog wrote:
eric lavine wrote:
he might be on the same island as MJ, maybe his assisstant? |
Perhaps he helps it with a custome but I think 79's too grown up for MJ's taste.
Also there's this other topic "ignition" I think it is, where a ***************ball is rolling downhill. |
yeap that ingnition post Is lacking of 79´s comments!!!LOL
------------- <a href="">1992 ski nautique
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Posted By: Tim D
Date Posted: July-04-2009 at 3:00am
Eric, here's a pic of 79, perfect for this topic.
------------- Tim D
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Posted By: adamt
Date Posted: July-04-2009 at 6:43am
snowalternative wrote:
hey 62 wood-no sleds-i live in sanford florida just north of orlando & the only snow ive got here is melted & flowing north on the st johns |
Speaking of the St. John's, what ever engine you decide on make sure you got all the kinks worked out by Feb 2010!!! We'll be expecting to see you at the reunion, if you live in FL there's no reason not to be there.
------------- -Adam
1973 Skier
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Posted By: snowalternative
Date Posted: July-04-2009 at 12:34pm
what part of the river is the reunion? ive read mention of lake george area--is at the glen?
i used to get invites/tickets to the sea world event but didnt get them last year probably due to the brand change at southeast cc--
i'm about 10 minutes from where intersate 4 crosses the river so i frequent the areas north & south of lake monroe
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Posted By: boat dr
Date Posted: July-05-2009 at 12:37am
Astor, command central will be at Parramores Fantastic Family Campground. Date will be the week end after Daytona 500. We have already booked our spot along with several others from the site. Start planning now..........Boat dr
------------- boat dr
/diaries/details.asp?ID=4631 - 1949 Dart
/diaries/details.asp?ID=1533 - 1964 American Skier
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Posted By: jbear
Date Posted: July-05-2009 at 1:22am
Thanks Tim for saving me the trouble of going into my Photobucket. Is that where you got the picture from or did you just find it on the site? If you did...find it here...thats a pretty good job. I wouldn't have known how to look it up.
79...gone but not forgotten...kinda miss him at times.
I gotta agree with the good dr...you don't wanna miss any of the Reunions but the River Run was a special time.
john
------------- "Loud pipes save lives"
AdamT sez "I'm Canadian and a beaver lover myself"...
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Posted By: MVS007
Date Posted: July-06-2009 at 7:19pm
I converted a 1983 2001 to LH engine and was dissapointed with the results. Boat lean and wake were adversly affected. If you do convert, be sure to get the rear seal on the crankshaft correct. If you use the old one it will force the oil through past the seal and into your bilge.
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Posted By: TRBenj
Date Posted: July-07-2009 at 5:30pm
From the http://www.correctcraftfan.com/reference/1989_brochure/index.asp?page=04 - 1989 Correct Craft Brochure:
I dont see how anyone can argue that the RH prop makes no difference. My '90 rides perfectly level at skiing speeds with just the driver aboard. Add a spotter and they better be sitting closer to the middle than the edge of the seat, or the boat will lean to port. Many states (and countries) have laws that require an observer- but many, including Florida (the home state of Correct Craft and the waterski capital of the world) do not.
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Posted By: eric lavine
Date Posted: July-08-2009 at 8:22am
if you ski without a spotter, well need more be said? that is the most ridiculous methodology, it translates and condones unsafe skiing. and then to design a boat that way...to me major f-u
------------- "the things you own will start to own you"
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Posted By: TRBenj
Date Posted: July-08-2009 at 11:30am
eric lavine wrote:
if you ski without a spotter, well need more be said? that is the most ridiculous methodology, it translates and condones unsafe skiing. and then to design a boat that way...to me major f-u |
There are many states that would disagree with you, as not all of them have laws requiring spotters. Florida is one of them! The large mirrors on today's boats make it easy to keep an eye on your skier- I usually know whats going on with mine before my observers do. Regardless, its much easier to ski without an observer than it is to ski without a driver! That weight on the starboard side is never going away.
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Posted By: JoeinNY
Date Posted: July-08-2009 at 11:31am
eric lavine wrote:
if you ski without a spotter, well need more be said? that is the most ridiculous methodology, it translates and condones unsafe skiing. and then to design a boat that way...to me major f-u |
That's a pretty sweeping statement. These are tournament ski boats, there are many situations in thier use that skiing with no spotter is perfectly reasonable. A very good portion of tournament ski boats in 1990 were never registered and spent thier entire life on private purpose built ski ponds. My friend dave and his brother have skiied on thier pond 6 months a year 4 times a week for the last 20 years and maybe had a spotter with them 12 times. With the amount of runs it takes to become a high level competitive skier it is not reasonable to think that you will have two people constantly available to watch you ski... its hard enough to find a driver.
I will absolutely flout the law myself in the pre/post season ski runs if need be, granted we are consenting adults, experienced skiers and drivers, wear a coast guard approved jacket, don't try this at home etc etc. Ask yourself if your safer being pulled through 4th of july boat traffic by some wally and his 13 year old spotter, or by a qualified instructor and lifeguard with the lake to ourselves.
------------- 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
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Posted By: 81nautique
Date Posted: July-08-2009 at 11:32am
eric lavine wrote:
that is the most ridiculous methodology, it translates and condones unsafe skiing. and then to design a boat that way...to me major f-u |
WOW, somebody needs a hug.
------------- You can’t change the wind but you can adjust your sails
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Posted By: BuffaloBFN
Date Posted: July-08-2009 at 11:58am
1-800-call me if you want!
I'm with Tim and probably most of the regulars here. I usually know first and if my skier is outside the range of the mirror, I can still tell they're back there.
Heck, I'm still trying to get a few to holler 'down' in case I do miss it.
------------- http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold
"It's a Livin' Thing...What a Terrible Thing to Lose" ELO
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Posted By: 62 wood
Date Posted: July-08-2009 at 12:30pm
You guys are nuts ...going out with only a driver... I ALWAYS try to get 6 or 8 spotters when I go! As they say... there's saftey in numbers!!!
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=1117&sort=&pagenum=6" rel="nofollow - 64 American Skier
62 Classic.. 73 Ski Nautique
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Posted By: eric lavine
Date Posted: July-08-2009 at 2:40pm
I suppose texting on a cell phone is not a bad idea either with the kids in the back seat, sure its easy to keep an eye on the skier, who keeps an eye on the boat crossing in front of you...there is a word that pops into my head......multi-tasking
remember its just my opinion, i really think it is unsafe, i deal with alot of boaters, and seen them panick it a tight situation
------------- "the things you own will start to own you"
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Posted By: eric lavine
Date Posted: July-08-2009 at 4:52pm
i need a fckin hug, i got a Donzi back with a rod through the oil pan, the owner claims he didnt take it over 2800 and he heard a ticking
------------- "the things you own will start to own you"
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Posted By: eric lavine
Date Posted: July-08-2009 at 6:28pm
it really boils down to is it safer with or without a spotter? i think the majority will say yes with a spotter, sorry for the rant, sometimes i base my opinions on the mentally challenged boaters and yes with you guys i would glady ski behind the boat without a spotter
------------- "the things you own will start to own you"
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Posted By: 62 wood
Date Posted: July-08-2009 at 6:34pm
I agree with you Eric, most of the guys here need no spotters...however most of the "Weekend Idiots", dont even have a clue anymore!
BTW, I love that LG picture .... you can tell how responsible WE Pro's are! ehhh?
BTW, Donzi-Boy want you to pay for his screw up?
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=1117&sort=&pagenum=6" rel="nofollow - 64 American Skier
62 Classic.. 73 Ski Nautique
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Posted By: eric lavine
Date Posted: July-08-2009 at 7:04pm
I swear to god, yes he does, I put 5 hours on the boat myself last Friday, he said he heard some ticking (one side of the rod was snapped) then he did it in when he powered up....he said he had to get to back to the dock..
I had intuition on this one, and called it, i think i mentioned him in an earlier post......his last words were, will uit be ready for my West Virginia trip Monday....i blew a fck in cork
------------- "the things you own will start to own you"
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Posted By: BuffaloBFN
Date Posted: July-08-2009 at 7:36pm
A cork or a front seal?
We heard at least 1 trans job in the making on the way home from the fireworks. Everyone turning north was following 1 boat that should have been in a dock somewhere. We scooted in front and showed him where the channel was. Beat everyone up here back by 10-12 minutes...pumpkin power!
------------- http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold
"It's a Livin' Thing...What a Terrible Thing to Lose" ELO
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Posted By: eric lavine
Date Posted: July-09-2009 at 7:57am
460's belong in dump trucks not boats.. i did forget to mention in the midst of the bad week he did bring the boat back one other time and said it wouldnt crank anymore, i did ask why the top end of the engine filled with water and i had to pull the plugs and pump the water, he didnt know why, I have to use foul langauge mf, it poured the night before and he left the engine hatch open,,,,,,this will be one i will remember....and the bad part about it is he'll hire Dewey, Cheatum and Howe, needless to say Im buying another engine
------------- "the things you own will start to own you"
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Posted By: eric lavine
Date Posted: July-09-2009 at 8:16am
back to the program, I guess im stirred up and the reason is on the 4th I ran into a guy at our local parade, he lives within walking distance of my house, I sorta knew he was my friends brother, not a close friend, but a friend. I told him you look like your brother, and he replied, you see that guy over there? I said yes, He was the only one out of 5 that survived hitting the side of the barge at approximately 60 miles an hour that night, it was his bachlor party...not a ski boat, but it was a boat... the point, would you buy a car without airbags? probably not, because you want to increase your odds of survival if you do get into an accident and one other point on motorcycles, another friend would bragg to me on how safe he was on a motorcycle, been riding for 20 years, no helmet blah blah, got clipped from the side....accidents happen, thats why they are called accidents, you cant control accidents but you can control stupidity, probably a harsh word but it fits.
too add, believe me In my early 30's I thought the same way, case of beer on the boat, lake patrol always flagging me down, and if i was a closer friend to the guy above I probably wouldve of been right next to him egging him on to go faster
------------- "the things you own will start to own you"
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Posted By: c2h5oh
Date Posted: July-26-2009 at 9:37am
TRBenj wrote:
From the http://www.correctcraftfan.com/reference/1989_brochure/index.asp?page=04 - 1989 Correct Craft Brochure:
I dont see how anyone can argue that the RH prop makes no difference. My '90 rides perfectly level at skiing speeds with just the driver aboard. Add a spotter and they better be sitting closer to the middle than the edge of the seat, or the boat will lean to port. Many states (and countries) have laws that require an observer- but many, including Florida (the home state of Correct Craft and the waterski capital of the world) do not.
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I have a Ski Nautique 2001 1989 with 351w and the big muffler thing.
How can I determine if my motor is LH or RH??
I think my prop is RH, but I want to know if my engine is LH or RH because I think my starter is on the rope (just klicks when turning the ignition some times).
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Posted By: BuffaloBFN
Date Posted: July-26-2009 at 9:47am
Check your transmission tag. If 1 to 1 =RH If 1 to 1.23 = LH
------------- http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold
"It's a Livin' Thing...What a Terrible Thing to Lose" ELO
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Posted By: WLKONH2O
Date Posted: July-26-2009 at 8:25pm
On PCM Engines...
On all engines, the Serial # plate indicates both engine and propeller shaft rotation. (Example: PLD-WV-R20 and PLDWV-L20). The "L" following the "P" indicates the engine rotation. The "R" and "L" following the "V" and preceding the "20" indicates the Propeller Shaft rotation.
------------- WLKONH2O <><
96 Ski Nautique
Race City Marine
Inboard Parts & Repair
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Posted By: kapla
Date Posted: July-26-2009 at 8:58pm
well, around these days I've been riding in kristof's '89 sn and he has a 351 lh paired to a 1.23 tranny...my bet is that you have the same rig...
------------- <a href="">1992 ski nautique
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Posted By: harddock
Date Posted: July-26-2009 at 9:10pm
JoeinNY wrote:
eric lavine wrote:
if you ski without a spotter, well need more be said? that is the most ridiculous methodology, it translates and condones unsafe skiing. and then to design a boat that way...to me major f-u |
That's a pretty sweeping statement. These are tournament ski boats, there are many situations in thier use that skiing with no spotter is perfectly reasonable. A very good portion of tournament ski boats in 1990 were never registered and spent thier entire life on private purpose built ski ponds. My friend dave and his brother have skiied on thier pond 6 months a year 4 times a week for the last 20 years and maybe had a spotter with them 12 times. With the amount of runs it takes to become a high level competitive skier it is not reasonable to think that you will have two people constantly available to watch you ski... its hard enough to find a driver.
I will absolutely flout the law myself in the pre/post season ski runs if need be, granted we are consenting adults, experienced skiers and drivers, wear a coast guard approved jacket, don't try this at home etc etc. Ask yourself if your safer being pulled through 4th of july boat traffic by some wally and his 13 year old spotter, or by a qualified instructor and lifeguard with the lake to ourselves. |
Actually the boats are designed for USA water ski tournament ( and previously AWSA) specifications where a judge and timer would be riding in the boat. They were not designed for the driver only private ponds. I go along with the previous statement claiming fat drivers and much smaller spotters. Thats how I run.
------------- http://www.correctcraftfan.com/diaries/details.asp?ID=4487" rel="nofollow - 1998 Ski Nautique
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Posted By: 8122pbrainard
Date Posted: July-26-2009 at 11:12pm
c2h5oh wrote:
I think my starter is on the rope (just klicks when turning the ignition some times). |
I try to always promote testing/checking. Before you go and get a starter "thinking" it's the problem:
Battery volts/condition?
Cables/terminals condition?
Voltage across starter relay (solenoid)?
If you need some help with doing some of these checks, we'll be around and always happy to help.
Welcome to the site.
------------- /diaries/details.asp?ID=1622" rel="nofollow -
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64 X55 Dunphy
Keep it original, Pete <
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Posted By: davidg
Date Posted: July-27-2009 at 12:04am
I have been wondering about the RH rotation issues as well.
Assuming these boats were only designed to run on mill ponds with only the driver, wouldn't they lean even further to the right with just the driver in it? The prop rotates to the right, and the driver sits on the right. If this were the scenario, wouldn't it make things more balanced to have the prop rotate to the left to keep the boat from leaning too much to the right????
The scenario of having a spotter and a timer makes a lot of sense. Then I can see why a RH rotation prop would be used. Two people toward the the center/left side of the boat, and the driver on the right. A RH prop would make it more in balance.
Too much time on my hands to think about this sort of thing!
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Posted By: Tim D
Date Posted: July-27-2009 at 12:10am
David, prop rotates to the right, driver sits on the right. The "down force" created by the prop turning RH makes the hull lean to the left.
------------- Tim D
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Posted By: mdvalant
Date Posted: August-27-2009 at 12:59am
Correct Craft boats originally started with the steering wheel on the LEFT hand side of the boat. So, with a RH rotation prop it would lift the drivers side being the driver is the only one in the boat at the time. Correct Craft eventually moved the steering wheel to the right of the boat and by that time the hulls were sophisticated enough to accept the RH rotation even with the helm on the right side of the boat. It's been a CC tradition and just stuck apparently. (I heard this from a maloon I believe...)
If any of you disagree or heard anything else please don't be afraid to let me know, this is just what I heard!!
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Posted By: boat dr
Date Posted: August-27-2009 at 1:12am
mdvalant wrote:
If any of you disagree or heard anything else please don't be afraid to let me know, this is just what I heard!! |
Not...........
This topic has been beat to death more than one time. Do a search on Reverse Rotation and a lot of info will appear.
It started way before the Maloons and their first boat in 1927..
------------- boat dr
/diaries/details.asp?ID=4631 - 1949 Dart
/diaries/details.asp?ID=1533 - 1964 American Skier
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Posted By: eric lavine
Date Posted: August-27-2009 at 10:30am
it has something to do with the water not being level on the port side of the boat, they take this into account and offset the boat
------------- "the things you own will start to own you"
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Posted By: 8122pbrainard
Date Posted: August-27-2009 at 11:05am
mdvalant wrote:
Correct Craft boats originally started with the steering wheel on the LEFT hand side of the boat. So, with a RH rotation prop it would lift the drivers side being the driver is the only one in the boat at the time. Correct Craft eventually moved the steering wheel to the right of the boat and by that time the hulls were sophisticated enough to accept the RH rotation even with the helm on the right side of the boat. It's been a CC tradition and just stuck apparently. (I heard this from a maloon I believe...)
If any of you disagree or heard anything else please don't be afraid to let me know, this is just what I heard!! |
Port side helms on old CC's??? Billy is correct that prop rotation and helm position has been discussed at length. Briefly, it's due to the flywheel forward position of the old marinized engines that need a RH prop.
------------- /diaries/details.asp?ID=1622" rel="nofollow -
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64 X55 Dunphy
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Posted By: eric lavine
Date Posted: August-27-2009 at 11:51am
and....the engines couldnt turn high RPM's and a bigger prop was needed, along with the narrow boats they would torque
------------- "the things you own will start to own you"
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Posted By: BuffaloBFN
Date Posted: August-27-2009 at 11:58am
What if you're on an uphill lake?
------------- http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold
"It's a Livin' Thing...What a Terrible Thing to Lose" ELO
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Posted By: 8122pbrainard
Date Posted: August-27-2009 at 12:34pm
BuffaloBFN wrote:
What if you're on an uphill lake? |
Greg,
What about your lake? At times they seem to draw out so much water that you would be going downhill! BTW, how is the water level this summer?
------------- /diaries/details.asp?ID=1622" rel="nofollow -
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64 X55 Dunphy
Keep it original, Pete <
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Posted By: BuffaloBFN
Date Posted: August-27-2009 at 12:45pm
The water level here at Lanier is in the middle of a law suit that's almost 20 years old.
Happily we are only 6.46 feet low and that is so much nicer than where we were last year at 20'+ and we have been getting the rain that seemed to go somewhere else this year.
You know when a train goes around a corner, everyone has to lean against the side of the train on the inside of the curve. Does that work with boats?
------------- http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold
"It's a Livin' Thing...What a Terrible Thing to Lose" ELO
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Posted By: The Godfather
Date Posted: August-31-2009 at 1:32am
Mr. Ralph will be at LG09 and he can answer this question to all.
And he will tell everyone why the steering wheel is on the right side of the boat as well.
And he will tell you the story behind Correct Craft.
This will be once in a live time to meet this great man in person.
So please try to make the event!! He has told me the story, but I will let you hear it from him..
Dave
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Posted By: BuffaloBFN
Date Posted: August-31-2009 at 9:02am
Mr. Ralph will make you feel like a best friend as soon as you shake hands with him. I met him once and won't forget it. His signature will be on proud display at the Chattahoochee run!
------------- http://correctcraftfan.com/diaries/details.asp?ID=2331&sort=&pagenum=12&yrstart=1986&yrend=1990" rel="nofollow - 1988 BFN-sold
"It's a Livin' Thing...What a Terrible Thing to Lose" ELO
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Posted By: Morfoot
Date Posted: August-31-2009 at 9:08am
Dave if that's the case then will someone PLEASE make sure that we get that on video. That would totally AWESOME!
------------- "Morfoot; He can ski. He can wakeboard.He can cook chicken.He can create his own self-named beverage, & can also apparently fly. A man of many talents."72 Mustang "Kermit",88 SN Miss Scarlett, 99 SN "Sherman"
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Posted By: The Godfather
Date Posted: August-31-2009 at 9:39am
Let me see what I can do..
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Posted By: eric lavine
Date Posted: August-31-2009 at 10:24am
its because tournament ski boats run counter clockwise on the lake and this prevents the driver from falling out on the left turns, they do this with Nascars too, heavier springs on the right side of the car
------------- "the things you own will start to own you"
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Posted By: emccallum
Date Posted: August-31-2009 at 1:41pm
Is that why tires only go flat on the bottom?
Ever wonder why Cranes have long legs?
So they can reach the ground!
Do vegetarians eat animal crackers?
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