ARP 135-5402 ARP Main Stud Kits Shifters leak-proof alternative

leak-proof alternative

Sold individually — order four for a full setup

ARP Pro Series head studs use a 12-point nut design for accurate torque wrenches

Part 28770 is configured for its specific application with attention to fitment requirements

preventing turbulence that can disturb mass air flow sensor readings

ARP 135-5402 ARP Main Stud Kits Shifters leak-proof alternativeThe ARP 135 5402 ARP Main Stud Kits reinforces the engine's lower end by providing consistent, repeatable main bearing cap clamping. These main studs prevent cap walk and main bearing bore distortion at elevated RPM where factory fasteners may allow crankshaft deflection and bearing clearance changes. Part 15266 is configured for its specific application with attention to fitment requirements. ARP main studs are machined from 8740 chromoly steel, heat