SKUNK2 HONDA ALPHA VALVE SPRING AND TITANIUM RETAINER KIT B-SERIES exterior The stock D17 ECU cannot

The stock D17 ECU cannot be converted to a programmable ECU

Weight: 25lbs

Skunk2 designs and tests all of its camshafts in-house to ensure the highest quality and performance

Our final drive gears are precision-cut from high-quality

This refined design was the result of more than a decade of racing experience coupled with computerized modeling and extensive dyno testing

SKUNK2 HONDA ALPHA VALVE SPRING AND TITANIUM RETAINER KIT B-SERIES exterior The stock D17 ECU cannotSkunk2 is proud to introduce its Alpha Valve Spring and Titanium Retainer Kit for Honda's B series VTEC engines. Each kit includes Skunk2's high quality dual valve springs and race proven titanium retainers that are the result of nearly two decades of racing and engine building experience. Each Alpha Valve Spring is manufactured exclusively from super clean, chrome silicone wire milled in Japan. By using inner and outer springs mated together through