COMP Cams Conical Valve Spring Kit - 519 lb/in Spring Rate - 1.175" Coil Bind - 1.332" OD - Chromoly Retainer - Mopar Gen III Hemi 103-101-009-1375 Sold Separately: Mounting Bracket: P/N

Sold Separately: Mounting Bracket: P/N 11706 Cog Pulley: P/N 21109

Two-piece spherical rod ends have a pivoting steel ball

850 in Head

465 in Bore

The new Z-20 Photochromatic Shield smoothly transitions from clear to dark smoke (or vice versa) depending on the brightness of the track

COMP Cams Conical Valve Spring Kit - 519 lb/in Spring Rate - 1.175" Coil Bind - 1.332" OD - Chromoly Retainer - Mopar Gen III Hemi 103-101-009-1375 Sold Separately: Mounting Bracket: P/NProduct Description: Valve Spring Kit Conical Spring 519 lb in Spring Rate 1. 175 in Coil Bind 1. 332 in OD Chromoly Retainer Mopar Gen III Hemi The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the race track. Because no matter what happens on a dyno or in a computer model,