COMP Cams Stage 2 Thumpr Camshaft LS 4.8L/5.3L/6.0L Trucks In-Cap Ignition Coils Pinion centering jig fastens to

Pinion centering jig fastens to the rear end housing and locates the pinion centerline when building or narrowing housings

Frame Mount

These lash caps are precision machined and ground perfectly flat to maintain accuracy of valve train adjustment

over 1 GPM more flow at pressure and never-before-seen modular features and mounting options

COMP Cams Stage 2 Thumpr Camshaft LS 4.8L/5.3L/6.0L Trucks In-Cap Ignition Coils Pinion centering jig fastens toLarger version of No Springs Required (NSR) Thumpr design for 5. 3 and 6. 0L truck applications. Ideal for more highly modified truck w headers, converter, gear, etc. Vehicle Applications: 2007 2007 Chevrolet Silverado 3500 Classic 2000 2014 GMC Yukon XL 1500 2003 2006 Chevrolet SSR 2004 2005 Workhorse FasTrack FT1601 2003 2006 Chevrolet Sonora 2007 2007 Chevrolet Silverado 2500 HD Classic 2005 2009 Saab 9 7x 2003 2006 Isuzu Ascender 2007 2007 GMC