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The Supertech High-Performance Valve Kit for the BMW S85 engine is meticulously engineered to cater to the specific needs of this V10 powerhouse
Binding can lead to valves that fail to open or close properly
known for powering models such as the BMW E12
The precision and toughness of these components mean a flat
BMW M40 / M42 / M43 / M44 Valves by Ferrea Options:Triple Groove - 33mm Intake / 30.5mm Exhaust The Supertech High-Performance Valve KitThe Ferrea Competition Plus Valves are highly regarded as one of the most reliable extreme duty valve kits in the industry. Specifically designed for the classic BMW M40, M42, M43, and M44 engines, these valves are crafted with performance in mind, using aerospace grade alloys such as EV8 Z18 for maximum tensile strength. Ferreas unique two step slow forging process ensures superior grain flow, enhancing the structural integrity of each valve. A 48
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