and improve engine bay aesthetics

The 5150 AutoSport Complete Engine Build Kit features every component you need to fortify your BMW / Toyota B58 internally and prepare your engine for high power

the E46 M3 CSL 345 mm fronts

Backed by years of motorsport experience

Engineered to replace BMW part numbers #11248623419 and #11247589671

CP Carrillo Heavy Duty Wrist Pins Dimensions:.866" x 2.500" x .200" and improve engine bay aestheticsStraight walled, 9310 steel wrist pin with chamfered edge The wrist pin, or piston pin, is a crucial component of an internal combustion engine as it serves as the vital connection between the piston and connecting rod. It endures high loads in varying directions, as well as bending and shearing forces from the connecting rod. To cater to high stress, high power applications and uses, CP Carrillo offers heavy duty wrist pins that take these factors