COMP Cams 3149KT - Hi-Tech Roller Timing Set, CB GEN VI adj

COMP Cams Adjustable Timing Set for Big Block Chevrolet 502 Gen VI COMP Cams Adjustable Timing Sets come equipped with a Torrington roller thrust bearing which reduces friction. They include durable, induction hardened steel billet gears and a pre-stretched, heat-treated double roller chain with heavy-duty large pin design. COMP Cams Adjustable Timing Sets feature an infinitely adjustable camshaft sprocket with 6? maximum advance or retard along with a 3 keyway crank sprocket for additional 4? incremental adjustability. These timing sets are ideal for all street performance and race applications. Include induction hardened steel billet gears for bullet proof durability; Feature infinitely adjustable camshaft sprocket, 6-degree maximum advance/retard; 3 keyway crank sprocket for additional 4-degree incremental adjustability; Pre-stretched, heat-treated single row chain with heavy-duty large pin design; chain available separately; Torrington roller trust bearing reduces friction