ARP 100-7523 Valve Cover Bolt Kit for CHEVROLET LS Gen III/IV. with 0.165 thick washer. 8740. 12pt ymm_45 Built using high-quality austenitic stainless

Built using high-quality austenitic stainless steel and featuring a tuned resonator

high-frequency sound at high engine speeds

Factory calibrated resistor does not require free-air calibration

and the difference is perceptible from the driver’s and passenger’s point of view

000 psi for competition use

ARP 100-7523 Valve Cover Bolt Kit for CHEVROLET LS Gen III/IV. with 0.165 thick washer. 8740. 12pt ymm_45 Built using high-quality austenitic stainlessTo ensure proper sealing of valve covers, ARP manufactures a variety of special application specific bolt and stud kits. Many professional engine builders prefer to use studs because of their ability to properly position the gasket and guide the cover into position. ARP offers studs and bolts in a choice of chrome moly steel with a black oxide finish or stainless steel. You have a choice between conventional hex head bolts and nuts or compact, easy