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designed for BMW M20B23
your N55 engine will operate efficiently
and VANOS system from oil blow-by and help maintain proper octane levels to reduce potential detonation
Tilton 78-Series Master Cylinder
B46 CNC Cylinder Head Porting 630iX designed for BMW M20B235150 AutoSport 5 Axis CNC Cylinder Head Porting for BMW B46 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
