1993-1998     E36     316i / 318i / 318is

they feature a 148mm length for a precise fit

and 12-point nuts

This allows for more heat-transfer contact points which results in greater heat exchange and improved efficiency

135 mm rod compatibility for S52 engines

BMW S58 Performance Valve Seat Set by 5150 AutoSport U13 1993-1998 E36 316i / 318iThe 5150 High Performance Valve Seat Kit for BMW S58 Engines is a crucial upgrade for automotive enthusiasts looking to boost their engines performance and reliability. This comprehensive kit includes 12 intake and 12 exhaust valve seats, meticulously crafted from premium Beryllium Free Copper alloy, specifically designed to endure the extreme conditions of high performance S58 applications. Beryllium Free Copper alloy is renowned for its exceptional