Can withstand up to 8500 rpm

every component matters

this BMW S52 piston set features:

BMW 6 Series

00mm Exhaust   Hot Street  292° Intake / 279° Exhaust   12

BMW S14 Valve Springs by SuperTech Seat Pressure:92 lbs Can withstand up to 8500Enhance your BMW's performance with Supertech high performance valve spring kits, meticulously engineered for BMW S14B20, S14B23, S14B25, and S14B27 engines. Designed specifically for the demands of high performance applications, these valve springs deliver unmatched valve control and reliability, essential for any serious engine build. Each kit includes high quality valve springs and all necessary components for seamless installation. Crafted from