ARP stud bolt Kit main bearing aisle suitable for BMW B58B30 x40i ARP 21bmw071 за BMW 5 Sedan (G30, F90) 530 d Mild-Hybrid - 249 коня

Special stud bolt kit from ARP for the block (main bearing alley) for your BMW 3.0L 24V (B58) like in the 240i, 440i and many more.

High performance studs are made of high-strength and heat-treated 8740 chrome-molybdenum forged steel and are therefore optimally suited for use in racing engines.

• Due to the most advanced manufacturing processes, our block stud bolt achieve highest strength
• Tensile strength of 200,000 psi (13.8t/cm²)
• Absolutely perfectly rounded and straight bolts for a first-class installation
• Ten times more stable J-thread than series screws due to thread cut after hardening
• Harder, more durable, more stable and better processed than series products
• Absolute quality product for professional use
• Reusable

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