Install head gasket on engine block and ensure it is properly aligned

(12) Exhaust Valves

Supersprint exhausts perfectly complement the sporting sophistication of BMWs

2012-2015     F01/F02     740i / 740Li

Common Issues Addressed

CP Forged Piston Set, BMW N63, Pro-Xtreme, Alusil Compression Ratio:10.5:1 Install head gasket on engineThese pistons are suitable for use in engine blocks with factory alusil bores, no sleeving is required. Recommended piston to wall clearance is ~0. 0025 0. 0035 in 5150 AutoSport Pro Xtreme Forged Pistons by CP Carrillo for BMW N63 Engines with factory Alusil bores The 5150 AutoSport Pro Xtreme Forged Pistons, built by CP Carrillo, are designed for high horsepower and high RPM applications in BMW N63 engines. Engineered with aircraft grade steel,