Ferrea 6000 Series Competition Valves (K-Series) Select Valves:30mm Exhaust 90mm Throttle Body Flange -

90mm Throttle Body Flange - Std

just an easy swap and tune

An engine’s camshafts must be set at their proper positions relative to the crankshaft in order to maximize horsepower

with increases in the flow range of over 60 CFM through the range on both the intake and exhaust ports on a stock sized valve

It works as a direct replacement for K20A2 oil pumps and is commonly used as a K24 oil pump swap when converting from the factory balance shaft system

Ferrea 6000 Series Competition Valves (K-Series) Select Valves:30mm Exhaust 90mm Throttle Body Flange -Ferrea Valves, the worlds leading manufacturer of racing valves, introduces the Sport Compact market into the already race proven Ferrea 6000 Series Competition Valves. This Ferrea Valve Series is designed to provide excellent reliability in an environment of high RPM and high spring pressures, at a budget price. These valves have higher fatigue resistance and tensile strengths than our competitors best offering. The 6000 Series Competition Valves are