ARP Connecting Rod Bolt kit MINI R53 | R52 | R50 | Cooper | Cooper S | JCW

The ARP connecting rod bolt kit is a significant upgrade over the OEM bolts, offering substantially greater strength and durability.

These bolts are engineered to withstand the extreme tensile loads created by each crankshaft rotation, delivering superior clamping force for a more reliable and stable rotating assembly.

● Machined from 8740 Chrome Moly steel
● Heat-treated to 200,000 psi tensile strength for maximum durability
● Ideal for performance builds and high-RPM applications

ARP is known for its exceptional quality, using premium materials like SDF and CHQ 8740 chrome-moly steel. All products are manufactured in-house at their facility in the USA, ensuring strict quality control. ARP bolts and studs are trusted in top-level motorsports such as F1, NASCAR, and NHRA, proving their reliability under extreme conditions. This commitment to precision and strength makes ARP the go-to choice for critical engine fasteners.