5150 AutoSport High Performance Rod Bearing Set, BMW S58 M54B28 and valve float—critical factors that

and valve float—critical factors that can compromise engine performance

For those pushing their M20 engines on the track or in rally stages

Please note that this Head Stud Kit is not a retrofit from a Chrysler or Volvo stud kit

285° / 280° - 10

5150 AutoSport High Performance Rod Bearing Set, BMW S58 M54B28 and valve float—critical factors that5150 High Performance Rod Bearing Sets for BMW S58 engines are engineered for both stock street cars and ultra high horsepower builds. Coated by Calico to reduce friction, these bearings improve engine efficiency and power output while offering superior protection against bearing "spinning" under stress. With thermal resistant properties, they perform reliably in extreme conditions such as forced induction or racing, and help prevent engine failure