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...anually adjust and set the [[valve play]]. Modern engines have [[hydraulic lifters]], eliminating the need to adjust the valve play. ...camshaft are usually slightly tapered, causing the cam followers or valve lifters to rotate slightly with each depression, and helping to distribute wear on

...om ends the pushrods are fitted with [[Lifter|lifters]], either solid or [[hydraulic]], upon which the camshaft, located within the [[cylinder block]], makes co

...e configuration with two valves for each cylinder. The Toyota system used hydraulic [[tappet]]s while the Volkswagen system used bucket [[tappet]]s with shims

...arms]] above the [[cylinder head]] to actuate the [[poppet valve|valves]]. Lifters or ''[[tappet]]s'' reside in the engine block between the camshaft and push ...camshaft. However, the LS7 of the C6 Corvette Z06 is the first production hydraulic roller cam pushrod engine to have a redline of 7100 RPM.

...ead camshafts (one for each bank of cylinders) operate the hydraulic valve lifters which, in turn, open and close the 39.0 mm intake valves and 34.3&nbsp

* 2003-05: These models had hydraulic lifters (aka hydro's). ...an improved gearbox for easier shifting, wider diameter handlebars (30mm), hydraulic valves (beginning in 2003), redesigned seat and a wider diameter headlamp (