V-Thunder/Competition Cam 9709-KIT Beehive Valve Spring Kit for 7mm Valve Stem - .650in. Lift

Beehive Valve Spring Kits designed as drop-in performance valve train upgrades. Beehive valve springs deliver a host of welldocumented benefits over conventional cylindrical valve springs. Increased rpm capability with no rocker box clearance problems. Designed to work with the limited valve spring installed height of the Harley V-Twin engine, small spring pocket and high-lift cams. Made in the USA Reuse stock locks.