COMP Cams Magnum Double Roller Timing Sets include induction hardened cast iron camshaft gears, billet steel crank sprockets and heavy-duty, heat-treated double roller timing chains. They feature 3 keyway crank sprockets for 4? incremental adjustability...

COMP Cams Magnum Double Roller Timing Sets include induction hardened cast iron camshaft gears, billet steel crank sprockets and heavy-duty, heat-treated double roller timing chains. They feature 3 keyway crank sprockets for 4? incremental adjustability...

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.

COMP Cams Magnum Double Roller Timing Sets include induction hardened cast iron camshaft gears, billet steel crank sprockets and heavy-duty, heat-treated double roller timing chains. They feature 3 keyway crank sprockets for 4? incremental adjustability...

This heat-treated double row chain replaces the chain that comes with our Magnum 2121 timing set for '70-'82 Ford 351C/M-400M, 2108 set for '64-'74 Ford 352-428 and 2113 set for '65-'83 Oldsmobile 260-455.

This heat-treated double row chain replaces the chain that comes with our Magnum 2120, 2131, 2138 and 2135 timing sets for Ford 255, 289, 302, Boss 302, 5.0 HO and 351 Windsor.