Chevrolet Performance 1.615" Exhaust Valve LS7 Hollow Stem 011280 4" twin disc clutch has

4" twin disc clutch has been developed for vehicles requiring a holding capacity of 500 to 1300 ft/lbs of torque at the crank

metallurgy and engineering come together to deliver what drivers expect from high performance parts

Medium / High Temperature

This is a 1" thick spacer for Holley 2BBL carbs with matching intakes

Chevrolet Performance 1.615" Exhaust Valve LS7 Hollow Stem 011280 4" twin disc clutch hasProduct Description: Exhaust Valve 1. 615 in Head 8 mm Valve Stem 5. 250 in Long Sodium Filled GM LS Series Sold Individually Chevrolet Performance has a wide selection of performance upgrade parts specifically for GM vehicles, as well as crate engines, you can add proven performance to stock vehicles. Looking to personalize your vehicle? Chevrolet Performance is the place. Inside youll discover a complete portfolio of Chevrolet, Buick, GMC and