ARP 350 Diesel - 403 and Rocket Block 1/2in Head Bolts and washers 6 Point. This is a high-strength engine fastener engineered to provide superior clamping force, fatigue resistance, and accurate torque retention compared to standard factory bolts. High tensile 8740 chromoly steel.
Note; These head bolts must be used for the NEW Edelbrock Small Block Oldsmobile heads when installed on a 403 cu in. engine.
ARP 350 Diesel - 403 and Rocket Block 1/2in Head Bolts and washers 6 Point. This is a high-strength engine fastener engineered to provide superior clamping force, fatigue resistance, and accurate torque retention compared to standard factory bolts. High tensile 8740 chromoly steel.
Note; These head bolts must be used for the NEW Edelbrock Small Block Oldsmobile heads when installed on a 403 cu in. engine.