Quote:
Originally Posted by UpstateJohn
Actually, the force applied to the top of the piston(s) by exploding gases drives the piston down, which rotates the crankshaft.
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Okay, then allow me to restate it as the
crankshaft controls/regulates the movement of the pistons.
I think that this is a more accurate way to express the thought.
In any event, a timing belt/chain doesn't serve that function.