ARP GM LS Valve Cover 12-Point Bolts w/ .385" Spacer 134-7504
ARP has been the leading manufacturer of performance automotive fasteners since 1968. From it's beginning, ARP has grown to be exceptionally self-reliant and controls all aspects of the manufacturing process in house. ARP products are manufactured with special grade materials, formed and machined in house and finally heat treated to the correct tensile strength using special vertical racks to ensure 360 degree penetration. ARP is the choice of top level NASCAR, NHRA, Formula 1 and IndyCar Series racers alike.