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There are more exotic and expensive choices out there, but for the lower rpm range of a big-inch street engine, a flat-tappet hydraulic cam is the lowest-cost alternative, and offers plenty of performance along with maintenance-free operation. A COMP 292 Magnum hydraulic is a healthy stick, with 244 degrees of duration at .050, and .550-inch lift-well within the acceptable .600-inch lift range of our Summit head's valvesprings. View Related Article
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