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material is carefully removed from the walls of the intake and exhaust ports to simultaneously enlarge them and improve their shape for optimal flow
Yerbol's achievements also include a 9
they reduced air intake restriction by 13 percent on the driver-side intake tract and 22
engineered specifically for BMW M50
BMW S68 Valve Spring Kit by Ferrea Kelford Cams material is carefully removed fromThe Ferrea Valve Spring Kit for BMW S68 engines is engineered for superior durability and performance under extreme conditions. Factory valve springs can struggle to meet the demands of high boost, aggressive cam profiles, and sustained high RPM, leading to valve float and potential engine failure. Ferrea valve springs are designed to prevent these issues by offering increased seat pressure and improved coil bind clearance, ensuring precise valve
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