COMP Cams Conical Valve Spring Kit - 519 lb/in Spring Rate - 1.175" Coil Bind - 1.332" OD - Chromoly Retainer - Mopar Gen III Hemi H770001XS plus accessory options line including

plus accessory options line including Adjustable Rear Top Spoiler and Front Top Chin Bar Spoiler

Aluminator

Single adjustable design

5"R w/ Street Performance StrutsVehicle Applications: 2021 Chevrolet Tahoe/Yukon 2wd/4wd 0"-2"F / 1"-3

Easiest Unit To Double Shift w/Air/CO2/Elctrc Mech

COMP Cams Conical Valve Spring Kit - 519 lb/in Spring Rate - 1.175" Coil Bind - 1.332" OD - Chromoly Retainer - Mopar Gen III Hemi H770001XS plus accessory options line includingProduct 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,