S55 CNC Cylinder Head Porting ZZII Performance depends on vehicle modifications

Performance depends on vehicle modifications and tuning

Water Jackets: Four large ports for enhanced cooling

this combo delivers the strength and reliability your build demands

Outputs may be paired to increase continuous current capability

The S50B30 engine

S55 CNC Cylinder Head Porting ZZII Performance depends on vehicle modifications5150 AutoSport 5 Axis CNC Cylinder Head Porting for BMW S55 Engines Please note that price is based on customer providing disassembled, clean core. If you need help sourcing a core, please contact our sales team. Also note that this service includes a 1 2 week turnaround time for service completion, beginning when the 5150 Team receives your head. Investing in cylinder head porting for your high performance BMW engine enhances airflow efficiency for