Skunk2 Alpha Series valve spring and titanium retainer kit for H-series engines, specified for H22A applications, includes dual valve springs and titanium retainers. The kit lists seat pressure at 50 lbs at 1.400 in and open pressure at 205 lbs at 0.900 in, with coil bind at 0.880 in, providing measured spring specifications for higher-rev applications where matched spring rates and lightweight retainers are required.
Skunk2 Alpha Series Honda/Acura H Series Valve Spring and Titanium Retainer Kit