COMP Cams 3172KT Adjustable Performance Timing Chain Set for GM Gen IV LS 4.8 5.3 6.0 3 Bolt EnginesThis fully adjustable single roll timing chain is one of the best available for LS3 engines. This timing chain also works on LS2 "58X" engines requiring a "4 pole" cam gear. This timing chain is a drop in installation which requires no grinding or hours of clearance work like double roller chains do. Include induction hardened steel billet gears for bullet proof durability Feature infinitely adjustable camshaft sprocket, 6 degree maximum advance

Stud Length (in):2

limited rule oval track competition

Oldsmobile V8 260-455

7L 345 CI 2003-2008

luxurious-quality

These studs are concentric within

500" Bore 78-79   GM TRUCK

which will give you more consistent rocker geometry

Intake Overall Length (in): 7

pressurized oil flow via precision hole aimed at the bearings

UPC:672036001797

Each stud has a unique nut-starter radius to prevent cross-threading and is available in polished stainless steel or black oxidized chromoly