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excess stress on the valvetrain can lead to valve float
75mm Exhaust Rally / Race 303° Intake / 293° Exhaust 13
Compact body allows fitment in 200+ applications
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M30 CNC Cylinder Head Porting 7634 excess stress on the valvetrain5150 AutoSport 5 Axis CNC Cylinder Head Porting for BMW M30 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
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