COMP Cams Magnum Double Row Timing Set FS

Feature induction hardened cast iron Camshaft Gear and billet Steel crank sprocket. 3 keyway crank sprocket for 4-degree incremental adjustability, 4-degree maximum advance/retard. Heavy-duty, heat-treated double row timing chain This Magnum double row timing set for '65-'88 Ford 255, 289, 302 and Boss 302 features an induction hardened cast iron camshaft gear and billet crank sprocket for use with street performance applications. For 1 piece fuel pump eccentrics.