Skunk2 Racing Alpha Series Valve Spring Set (311-05-1360) 1851 elevated performance under challenging braking

elevated performance under challenging braking conditions and street car friendly characteristics

The CNC machined billet end tanks are ready to withstand increased boost pressures from higher performance tunes

the cross-sectional area of the air box filter was increased by a massive 41%

480C Dual Pack Compressor

Skunk2 Racing Alpha Series Valve Spring Set (311-05-1360) 1851 elevated performance under challenging brakingSeat Pressure: 50 lbs at 1. 400in. Open Pressure: 205 lbs at 0. 900in. Coil Bind: . 880in.. Manufactured exclusively from super clean, chrome silicone wire milled in Japan, Skunk2's Alpha Valve Springs for Honda's D series VTEC engines are a product of the company's years of racing and engine building experiences. Alpha Valve Springs are able to prevent valve float and maintain valvetrain stability at engine speeds in excess of 10,000 rpm. Skunk2