even on engines with nitrous and/or turbo applications that exceed 2 bar boost

Kit Includes: ARP2000 bolts

- Oil Leaks: Visible oil leaks at the rear of the engine

4340 steel construction for superior strength without excess weight

providing your engine with the resilience needed for competitive racing environments

M52TU Cylinder Head Service by 5150 AutoSport Service:Stage 2 even on engines with nitrous5150 AutoSport Performance Cylinder Head Services for BMW M52TU Engines Please note that price is based on customer providing core. If you need help sourcing a core, please contact our sales team. Investing in a performance cylinder head service is crucial for optimizing engine potential in performance builds. We offer three levels of service to meet your budget and build goals, from OEM refresh to full race level machining: Stage 1 OEM Refresh