Manley EV & TC Beehive & Dual-Spring Valve Spring Kits

Manley valve spring kits contain proven parts made from the finest materials to ensure reliable, durable performance in a demanding environment.

Beehive Spring Kits: For stock to .600” lift, kits are available with single, beehive-style spring design made from super-clean ovate wire, with your choice of durable chrome moly steel or super lightweight titanium upper collars. For EV and ’99-’04 Twin Cam® applications with 5/16” valves, steel lower collars and valve keys are included. 2005 and later 7mm applications include steel lower collars and are designed to be used with the factory keepers and triple-groove valves. 7mm kits include Viton valve seals. These kits are compatible with our Step-Lock guides.

Dual Spring Kits: For 2005-up performance 7mm applications with up to .650” valve lift, dual reverse-wound chrome silicon alloy springs are utilized with titanium upper and steel lower collars. Designed to be used with the factory keepers and triple-groove valves, include Viton valve seals. These kits are compatible with our Step-Lock guides.