PRW 5036421 Dbl Roller, GM LS3 6.0L, 6.2L, Single Bolt Cam,

Replace Your Stock Timing Chain With A PRW Dual Chain Set. These Double Roller Timing Chains Are Extremely Durable Compared To Your Stock Components. PRW Machined Steel Alloy Gears Add Longevity And Will Not Fail Prematurely Or Stretch Like Most Single Roller Timing Chains. Comes With A 9 Keyway Crank Gear For 2 Degree Adjustments Increments. Made In The Usa. Benefits/Characteristics Easy To Install Maximum Of 8 Degrees Of Advance Or Retard Dual Chains For More Stability Than Single Chains Offset Bushings For Easy Cam Indexing (For Most Applications) Fits Under Most Stock Timing Chain Covers (Occasional Minor Machining May Be Required)