or street/strip use

this BMW S85 Stroker piston set features:

Whether you’re building for drag racing

the 5150 AutoSport Pro-Xtreme Valve Springs deliver flawless valve control

B38 Forged Piston Set | CP-Carrillo | MINI BMW Compression Ratio:9:1 or street/strip useUpgrade your MINI BMW B38 engine with the B38 Forged Piston Set from CP Carrillo, the industry leader in high performance piston design. Built from premium forged aluminum alloy, these pistons deliver the strength, precision, and reliability required for both high horsepower and high RPM builds. Key Features & Benefits: Lightweight Forged Aluminum Construction reduces piston weight for faster throttle response and improved engine acceleration.