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Old 04-07-2013, 11:34 PM   #21 (permalink)
ksa8907
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Quote:
Originally Posted by RobertISaar View Post
you also have less displacement. make up the difference in displacement via a larger bore and torque will be quite similar to what it was before changes. possibly better, since the valves won't be as shrouded.

then there's the whole "a shorter stroke will allow longer rods" argument that comes up in certain circles.
Not trying to argue here, in fact I agree. By increasing the bore you are increasing the force on the crank. Chrysler gained 30tq/hp by increasing the bore of a 3.2 by 4mm making the 3.5 stroke remained the same but compression increased because of the larger bore.

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