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Old 08-29-2019, 10:14 AM   #3336
RobbyBeefcake87

 
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Drives: 2018 Camaro SS 1LE
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Ohv

Quote:
Originally Posted by Martinjlm View Post
I agree with everything except the bold parts. For similar designs, DOHCs have more moving parts. Four camshafts to one. Chains and chain tensioner for each pair of cams. Typically 4 valves per cylinder as opposed to two or three (depending on the engine and manufacturer).

It should also be noted that many OHV engines, including GM small block engines, have Variable Valve Timing. Actually, I’m hard pressed to think of any modern engine OHV or OHC that does not have VVT.
This. Perhaps more reciprocating mass in the valvetrain, but not more moving parts.
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