Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.
Pushrods convert the vertical motion of the lifter from the camshaft lobe into valve movement. A V8 engine takes advantage of that by centrally locating a single camshaft in the middle of the engine ...
Inside the hardware: how each valvetrain works Once you look inside the engines, the mechanical contrast becomes obvious. In a pushrod OHV V8, the single camshaft in the block spins at half engine ...
Engineering Explained on MSN
Why can't pushrod engines rev high
Why Don't Pushrod V8 Engines Have High Redlines? The pushrod V8 engine is an icon in the world of American muscle. It still ...
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