Offshoreonly.com - How to tell difference between big shaft #4's and small shaft???

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302Sport

06-22-2009 08:09 AM

How to tell difference between big shaft #4's and small shaft???

anybody???????

302Sport

06-22-2009 08:29 AM

also what hp are they rated for????

DareDevil

06-22-2009 08:36 AM

They are all rated @750 HP but can take allot more !!!

The diffrents,,,a big shaft has a big propshaft and a small shaft has 1 thats tappered down behind the seal like the #3 !!!

302Sport

06-22-2009 08:39 AM

no sh$t, i know the big shaft has a bigger shaft :lolhit: but what are the dimensions????? Im going to look at a boat today with 4's and want to be able to look at them and know if he is bs'ing me..........

DareDevil

06-22-2009 08:45 AM

1 Attachment(s)

Quote:

Originally Posted by 302Sport (Post 2893939)

Bro,,,,if the prop shaft is 26 spline ...like a #6 and straight out the back ,,,,NOT tappered down.........its a big shaft !!!

LOOK here. ( SMALL SHAFT ) 19 spline,,,u can see right behind the seal where its tappered down. On the big shaft it comes straight out all the way to the tread.

sellsman11

06-22-2009 09:43 AM

Quote:

Originally Posted by 302Sport (Post 2893939)

He gave you the correct answer.

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