Author Topic: 28 vs 31  (Read 1669 times)

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Offline junkyard

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28 vs 31
« on: September 17, 2010, 07:45:30 pm »
hello can anybody tell me if i can use a 31ohv rod and piston in a 28 block thanks Les
Les  Bowman

Offline jerb

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Re: 28 vs 31
« Reply #1 on: September 17, 2010, 08:06:23 pm »
31 bore is bigger and 31 rod journal is bigger, so unless you run a 28 crank the rod wont work either, a 28 crank will interchange if the 31 block is a synchro-balance engine!
Tim Jerby
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