GM M10 X 1.775/4.470in hex SS starter bolt kit

GM M10 X 1.775/4.470in hex SS starter bolt kitMaterial: Stainless Steel Finish: Polished Material 2: Stainless Steel Finish 2: Origin: USA

while expensive

leaving sharp edges and enormous “stress risers” that promote failure

ARP Pro Series head bolt kits are application specific and designed to deliversuperior strength typically associated with competition engines

ARP offers High Performance Series bolts that aremade from a premium grade chrome moly and hardened to a nominal tensile strength of 180

L19 is a very high strength material compared to 8740 and ARP2000 and is capable of delivering a clamp load at 260

They are both forged from aerospace alloy and heat-treated prior to thread rollingand machining

Hardened parallel-ground washers are included in each kit

These premium grade bolt and stud kits are engineered to properly engage the engine block threads and resist loosening

precision-ground washers are included where required

and meet the ARP “ZERO defect – ZERO failure” quality standard

The popular High Performance Series is rated at 180

This material is easily contaminated and subject to stress corrosion