BMW N20 Short Block Assembly Service X5 M60i 25” Schedule 40 Runners –

25” Schedule 40 Runners – Industry standard

BMW Part Number 11427839858

and M54B30 135mm Rod engines

2-8 Cylinder Wasted Spark

✔ Superior Fatigue Resistance – Engineered for long-term durability in high-horsepower and track applications

BMW N20 Short Block Assembly Service X5 M60i 25” Schedule 40 Runners –5150 AutoSport Short Block Build Service for BMW N20 Engines Please note that price is based on customer providing core. If you need help sourcing a core, please contact our sales team. When your BMW engine needs to be built right the first time, 5150 AutoSports Short Block Assembly Service delivers the precision, consistency, and experience demanded by high performance BMW builds. This service is performed in house by BMW focused engine builders