8.1 crank fit in 404 john deere block October 15, 2014 04:37PM
I was whanted to now if a John deere 8.1 crankshaft fit in a 4020 404 block and what you have to do. Thanks
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Re: 8.1 crank fit in 404 john deere block October 15, 2014 11:24PM
Mike Sandefur at Sandefur Performance was looking into that. I don't remember how that turned out. Give him a call.
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Re: 8.1 crank fit in 404 john deere block October 16, 2014 02:06PM
not able to without a lot of machining. Main journals are larger and will interfere with main studs. Better off buying a stroked 466 crank.
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Re: 8.1 crank fit in 404 john deere block October 17, 2014 06:09AM
how big of stroke will fit.
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Re: 8.1 crank fit in 404 john deere block October 18, 2014 12:49AM
It can be done, Phil at Riverside does it.
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Re: 8.1 crank fit in 404 john deere block October 18, 2014 03:00AM
Yes it has been done numerous times it is very expensive, am wondering why you want to do it.
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