Feuling FE-1121 585in. Lift ECONO Performance Beehive Valve Spring Kit for Twin Cam 05-17/Sportster 04-21

• Feuling has created the ECONO performance BEEHIVE valve springs designed to handle up to 585 lift camshafts at an economical price

• These Feuling BEEHIVE springs are made from the same premium stress relieved conical ovate wire as our HIGH LOAD springs but are developed for economical engine budgets

• They have an excellent level of fatigue life and are designed to handle the demands of performance engines with 585 and smaller lift camshafts

• Dyno proven and track tested

• Kits include: Feuling ECONO BEEHIVE valve springs, lightweight 7 steel retainers, machined heat treated chrome moly spring seats, seat shims, valve locks and a set of premium Viton valve seals equipped with a spring loaded valve stem wiper system

• Spring pressures are 183 lb. at .510" lift,172 lb. at .553" lift,163 lb. .585" lift

• Made In The USA