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Originally posted by vetteeatr
However i was told a long time ago taht actaully pushrods are more stable for high revving applications. Dont knwo how or what i was told but kinda curious about this as i dont see why.
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Not even close vette ... there are overhead cam motors in racing applications that they are turning in the neighborhood of 16,000 RPM Try that with pushrods.
Oh and the 1.5 rocker ratio is small block chevy ! Small block Ford is 1.6