BMW N20 Complete Engine Build Kit by 5150 AutoSport Valvetrain:Ferrea and maximizing airflow throughout the

and maximizing airflow throughout the RPM range

5150 hubs are custom manufactured to military quality specs at an ISO / QMS certified shop

and significantly reduce your risk of engine failure

ensuring precise valve operation even in high-stress scenarios

- SP Components Lightweight Connecting Rods

BMW N20 Complete Engine Build Kit by 5150 AutoSport Valvetrain:Ferrea and maximizing airflow throughout theHave you been considering building your N20 engine but weren't sure where to start? Unsure of what components to pair for the best possible power and reliability combination? The 5150 AutoSport Complete Engine Build Kit features every component you need to fortify your BMW N20 internally and prepare your engine for increased power and boost applications. These components are the combination that we have had the most success with and recommend as a