Chev Big Block Mark V ARP High Performance Series Rocker Arm Studs # 135-7122 Rate_10 HO550-868 HOLLEY SNIPER EFI QUADRAJET

HO550-868 HOLLEY SNIPER EFI QUADRAJET SELF-TUNING FUEL INJECTION SYSTEM 500HP

The carburetor is unaffected by engine backfires

Throttle Body Actuation:

Clockwise Rotation

1955-1957 Chevy: 265-400

Chev Big Block Mark V ARP High Performance Series Rocker Arm Studs # 135-7122 Rate_10 HO550-868 HOLLEY SNIPER EFI QUADRAJETChev Big Block Mark V ARP High Performance Series Rocker Arm Studs # 135 7122 Rocker Arm Stud Kit, High Performance, Mark V, Pair ARP High Performance series rocker arm studs are ideal for ET bracket racing, limited rule oval track competition, and street use. They are made from 8740 chromoly steel and are heat treated to 180,000 psi tensile strength. These studs are concentric within . 005 T. I. R. thread pitch to thread pitch, which will give you