Rollmaster Billet Double Roller Timing Set, LS1, LS2, 4.8, 5.3L

Rollmaster Double-Roller Adjustable Timing Set for use in 1997-03 Gen III (LS1/LS6, 4.8L, 5.3L, 6.0L) applications with 3 bolt cam.

These double-roller timing-chain sets are designed and engineered for high-performance camshafts and other engine components. It greatly increases strength and accuracy compared with stock timing sets. Timing adjustments can be made (advance or retard) up to 8 degrees. The set contains an adjustable, nine-keyway nitrated crankshaft sprocket, double-row chain, nitrated camshaft sprocket, two oil-pump-spacer plates, detailed instructions, and all necessary installation hardware.

**When using double roller chain sets, timing cover clearance must to be checked**


Rollmaster Features

Light weight sprockets-Billet material allows extensive lightening of sprockets while maintaining strength

Rollmaster exclusive-- German made Iwis seamless roller chain- provides superior load capacity and wear characteristics

Multi keyway lower sprocket- provides precise, positive adjustment

Included captured Torrington thrust bearing- requires no machining to install (where applicable)

Teeth nitrided to 75 Rockwell C on both sprockets- provides better wear than untreated billet steel

Line bored sets-available in .002 increments for popular applications

Matched paired sprockets- for exact chain fit