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What makes a motor?

Printed From: CorrectCraftFan.com
Category: General Correct Craft Discussion
Forum Name: General Discussion
Forum Discription: Anything Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=47069
Printed Date: March-09-2025 at 10:25pm


Topic: What makes a motor?
Posted By: samudj01
Subject: What makes a motor?
Date Posted: December-21-2018 at 10:40am
What specific parts make a marinization brand? In other words, what are the major parts that are different between a Waukesha, commander, crusader etc? I know the exhaust manifolds are a main part. Think I’m learning that the therm housing is a component. Others? A little winter discussion for you engine gurus. Happy festivus and merry Christmas.

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78 Ski Tique, 72 Skier w/302's, 93 SN w/351 & 17 GS22 w/zr409
Previous - 99 Sport Nautique w/GT40 and 87 Martinique w/351



Replies:
Posted By: TRBenj
Date Posted: December-21-2018 at 10:59am
Cooling, fueling, electrical and mounting... plus bellhousing.


Posted By: Gary S
Date Posted: December-21-2018 at 6:40pm
I wonder how many here have noticed this on their Gt40 engines?



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http://www.correctcraftfan.com/diaries/details.asp?ID=1711&sort=&pagenum=1&yrstart=1966&yrend=1970" rel="nofollow - 69 Mustang HM SS
95 Nautique Super Sport


Posted By: KENO
Date Posted: December-21-2018 at 7:23pm
The stuff I'm gonna mention pertains to Small Block Fords

One component that doesn't get much thought given to it is the timing cover on SBF engines.

Depending on who marinized the engine and how the raw water pump mounts you'll find differences in the covers

You're learning right about the thermostat housing too Dave.

Not just any old flywheel works either and there are variations on the starter noses so the starter, the bell housing and the flywheel all have to be compatible.

Most use a 157 tooth flywheel and a long nose starter with the marine bell housing.

Holman Moody conversions are an outlier as far as starter, flywheel and bell housing

You'll also find different distributors, mostly Prestolite and Mallory but some Autolites were on 60's and early 70's engines.

You might find a Holley or an Autolite carburetor on early SBF's too.

For you Dave, you might find an Edelbrock that somebody threw onto an engine sometime over the years

Different brands of alternators/voltage regulators come to mind too

I'm sure the list could go on, but that's what comes to mind right now


Posted By: samudj01
Date Posted: December-24-2018 at 1:05am
Thanks for the replys. Was curious bc we got quite a few goodies from anothe site member, John in closing some aluminum commander logs and are thinking about switching a bunch out.

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78 Ski Tique, 72 Skier w/302's, 93 SN w/351 & 17 GS22 w/zr409
Previous - 99 Sport Nautique w/GT40 and 87 Martinique w/351


Posted By: ScottZ
Date Posted: December-24-2018 at 11:36am
Originally posted by Gary S Gary S wrote:

I wonder how many here have noticed this on their Gt40 engines?



I have!

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Scott Zuelzke
Lake Mitchell , AL
       
1984 Ski Nautique       
1972 Skier



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