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Originally Posted by big_G
My cam is a solid roller, but what does the kind of lifter have to do with economy?..(other than the lash decreasing the effective duration).
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Sorry, missed the Roller part. The trouble with trying to do work and this at the same time.
In the case of Roller Cams, there is almost no difference in lobe design. There is a difference in lobe design between the two lifter types with a flat tapped cam.
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