Ferrea 5000 Series Exhaust Valve - Honda Prelude H22A1/A4 +1mm Oversize - Set of 8 - F5505 12.0" Lambda and more (channel availability

Lambda and more (channel availability is ultimately dependent upon what channels are programmed to transmit by the vehicle manufacturer)

HP Gains: 15 - 20 hp

Fourth-Generation Civic and CRX owners rejoice

primarily when used in conjunction with the Mishimoto Performance Aluminum Radiator

and up to 42°F once a performance tune is added

Ferrea 5000 Series Exhaust Valve - Honda Prelude H22A1/A4 +1mm Oversize - Set of 8 - F5505 12.0" Lambda and more (channel availabilityThe 5000 Series Hi Performance Valves have become the alternative for performance engine builders that use our competitors street or performance valve. These valves are machined in our CNC centers allowing tight tolerances and cost effective design. They feature a one piece forging made from stainless steel, a special heat treatment process, hard chrome stems, and hard tip. Most applications are available in an undercut stem and dished head, while