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Re: Engine Bore of M and SM
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Posted by Doug in OR on August 10, 2003 at 09:08:43 from (12.225.61.140):
In Reply to: Engine Bore of M and SM posted by terryjd98 on August 08, 2003 at 21:35:30:
The Super M was bored larger. You can take an M and use 4 inch pistons by using an overbore kit. They used thinner sleeves for this. You can take a Super M engine and go from a 4 inch bore to a 4.125 bore simply by using an overbore kit. These kits consisted of the larger pistons and a thinner sleeve. You cannot take an M engine and put a 4.125 kit in it, unless you bore the engine or run it without sleeves.
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