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Description

Factory Valve spec is 32mm Intake / 28mm Exhaust

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is designed for the turbocharged inline 6-cylinder B58 engines found in various BMW chassis and the Toyota GR Supra A90/A91

Precision Fit: Custom-engineered specifically for BMW M20 engines to ensure seamless installation

Mini N12 Prince ARP Head Stud Kit Pump Factory Valve spec is 32mmUpgrade your MINI N12 Prince engine with an ARP Head Stud Kit. Unlike OEM bolts, these 8740 alloy studs are reusable, heat treated to 200,000 psi, and centerless ground for precise fitment. Engineered for ultimate cylinder head to block sealing, they prevent head gasket failure in high compression or forced induction setups. Each kit includes black oxide studs and hardened parallel washers for even torque distribution and superior durability.

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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