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COMP Cams Magnum double-row timing set for 1965–1988 Ford 255, 289, 302 and Boss 302 engines pairs an induction-hardened cast iron camshaft gear with a billet crank sprocket and heat-treated double-row chain. Designed for mild street use and compatible with one-piece fuel pump eccentrics, the three-keyway crank sprocket allows incremental timing adjustment across a 4° advance/retard range.
COMP Cams Magnum Double Row Timing Set FS
