Alpha one drive shaft yoke sizes for v8

Speed1v8

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Hi I have a 2.5 mercruiser mated to a alpha one. If I swap a v6 or v8 small block I would have to change to a 9 1/2 longer yoke driveshaft is this correct or do I use the stock yoke witch is shorter. PleAse need help
 

Bondo

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Re: Alpha one drive shaft yoke sizes for v8

Hi I have a 2.5 mercruiser mated to a alpha one. If I swap a v6 or v8 small block I would have to change to a 9 1/2 longer yoke driveshaft is this correct or do I use the stock yoke witch is shorter. PleAse need help

Ayuh,... Correct...
 

Speed1v8

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Re: Alpha one drive shaft yoke sizes for v8

Thanks bond-o seems like you only one helping
 

Speed1v8

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Re: Alpha one drive shaft yoke sizes for v8

What about the bell housing are all mcm motors have sAme bell housing
 

Bondo

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Re: Alpha one drive shaft yoke sizes for v8

What about the bell housing are all mcm motors have sAme bell housing

Ayuh,.... If yer referin' to the Flywheel covers,... Nope,... several different 1s...

All Chevys use the same bellhousin' flange bolt pattern though....
 

Speed1v8

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Re: Alpha one drive shaft yoke sizes for v8

Oh ok well that wraps it up for this one thanks
 
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