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454 boat motor ?

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Old 07-13-2005 | 10:19 PM
  #1  
stroked1990RS's Avatar
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Joined: May 2005
Posts: 126
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From: west warwick , Rhode Island
Car: 1988 formula 350
Engine: 350
Transmission: 700r4
Axle/Gears: 373
454 boat motor ?

i just picked up ''for free'' a 1985 454 boat motor . it a reverse rotating motor though? could i use this block for a rebuild? if i change the cam. and dis. gear it's a short block . i would use the crank and rods and block . can this be done my father in law says yes . thats who gave my the motor.

thanks
Old 07-13-2005 | 10:41 PM
  #2  
runnriottt's Avatar
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Joined: Dec 2004
Posts: 76
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From: Danville Illinois
Car: 1991 RS
Engine: 7.4 454
Transmission: Th 400 man valve stage 3
http://www.mortec.com/notepg3.htm
cool page. found this stuff..

V8 - 305 / 5.OL V8 - 350 / 5.7L V8 - 383 / 6.4L V8 - 454 / 7.4L Std. Rotation 1-8-4-3-6-5-7-2 Reverse Rotation 1-2-7-5-6-3-4-8

If you latch on to a early 366 or 427 tall deck truck motor you may find that it used a gear drive for the camshaft. Chevy and GMC used just two gears to drive the cam which was a "reverse" rotation grind. You can switch these early tall deck motors over to a different "normal rotation" chain driven cam, but make sure you also change the distributor drive gear to a "normal" rotation gear.

I have never heard of a reverse rotation chevy until now.
learning everyday!
Old 07-14-2005 | 08:14 PM
  #3  
stroked1990RS's Avatar
Thread Starter
Member
 
Joined: May 2005
Posts: 126
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From: west warwick , Rhode Island
Car: 1988 formula 350
Engine: 350
Transmission: 700r4
Axle/Gears: 373
update

i just go the motor tonight the casting numbers are 14015445 and iy also says '' hi per'' on the back of the block . it was a 330 hp block . i also talked to many people and the fact that its a reverse rotation motor does not mean anything change the cam,and dis and your all set . all that stuff is going to be new anyway with the rebuild . just thought i'd share the news!
Old 07-14-2005 | 08:28 PM
  #4  
runnriottt's Avatar
Junior Member
 
Joined: Dec 2004
Posts: 76
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From: Danville Illinois
Car: 1991 RS
Engine: 7.4 454
Transmission: Th 400 man valve stage 3
rock on man... good luck with your swap.
I love tying my 91 in knots!
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