Chev LS1 LS2 ARP Rear Motor Cover Fasteners 12 Point # 434-1504 Rate_12 Some versions are even adaptable

Some versions are even adaptable to either carburetors or EFI

8:1Aluminum HeadsHydraulic Roller CamCast Steel Crank

For EFI MPI # ED1728

Passenger Side Dipstick

adjustable secondary air valves

Chev LS1 LS2 ARP Rear Motor Cover Fasteners 12 Point # 434-1504 Rate_12 Some versions are even adaptableChev LS1 LS2 ARP Rear Motor Cover Fasteners 12 Point # 434 1504 Rear Motor Cover Bolts, 12 Point, Stainless Steel, Polished, Washers, Chevy, 4. 8L, 5. 3L, 6. 0L, Kit Washers Included: Yes Fastener Head Style: 12 Point Fastener Tensile Strength (psi): 170,000 psi Fastener Material: Stainless steel Fastener Finish: Polished Quantity: Sold as a kit.