Tested and Proven by CSF’s Global Network of R&D Partners

This Cometic MLS Head Gasket is designed to replace BMW part numbers 11121721546

and M20B27

Mitsubishi 4B11T - 86 mm stroke

BMW S38 Forged Rod & Piston Kit Wrist Pins:Standard Tested and Proven by CSF’sFortify your BMW S38 engine with our 5150 AutoSport Forged Piston & Rod Combination Kit, a one click upgrade that brings unmatched strength and reliability to your high performance build. This internals kit features CP Carrillo forged pistons and connecting rods, engineered as a drop in fitment for the BMW S38B35, S38B36, and S38B38 engines. With an impressive rating of up to 1200 HP and 8500 RPM, this CP Carrillo kit is ready to handle naturally