Note: Maximum Recommended Lift = .580″
* Beehive steel valve spring kit
* Ultra pure chrome silicon+Nickle spring wire
* Extra processing for fatigue resistance
* 4140 Chromoly steel Retainers
* Triple Groove Valve Locks
* Upgrade on OEM # 18052-01K, 18055-01K, 18057-01K & 18662-01K
Suggested Additional Purchase:
Viton Valve Guide Seals # AV-V6MM
