ARP Head Stud Kit, BMW M42/M44 F91 M8 these rods are perfectly suited

these rods are perfectly suited for BMW N55B30 and S55B30 engines with a rod length of 144

BM_BS55_0HS_5642B6S

Engine binding occurs when valves fail to properly open or close

Designed to endure the extreme temperatures produced by turbocharged engines

ARP Head Stud Kit, BMW M42/M44 F91 M8 these rods are perfectly suitedUpgrade your BMW M40 M42 engine with the ARP Head Stud Kit, designed specifically for E36 and Z chassis. ARP hardware provides increased clamping force, improved head gasket sealing, and enhanced overall engine strength thanks to their use of advanced materials and manufacturing techniques. ARP2000 is a high strength alloy steel material engineered to endure extreme loads and stresses of high performance engines, offering a tensile strength of 190