ARP 544-9501 Engine & Accessory Bolt Kit for Mopar A SS 12pt ymm_42 providing additional control over the

providing additional control over the driving experience

Two valves with housings made in the in-house foundry tailor the sound

increases power

Electrical Termination: Weatherproof connector

ARP 544-9501 Engine & Accessory Bolt Kit for Mopar A SS 12pt ymm_42 providing additional control over theAvailable in a variety of sizes to suit your needs, all ARP 12 point nuts are constructed from 8740 chrome moly steel or ARP 300 Series stainless steel material, and meet ARPs highest standards of quality. Rated at 180, 000 psi tensile strength, ARP 12 point nuts are manufactured in thick wall versions for optimum strength and rigidity and thin wall versions for applications with limited space requirements. All 8740 chrome moly steel nuts are black