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Fueling Econo Beehive Valve Springs

Fueling Econo Beehive Valve Springs

This part is bike specific. It will not fit all makes / models / years.

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Product Overview

•Made from premium stress-relieved conical ovate wire
•Feature extremely high level of fatigue life
•Use a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion
•Designed to handle the demands of performance engines with 585" and smaller lift camshafts
•No rocker box clearancing required
•Available for 5/16" and 7mm valves
•Kits include: Econo BeeHive valve springs, lightweight 7° steel retainers, machined heat-treated chromoly spring seats, seat shims, valve locks and a set of premium Viton® valve seals equipped with spring loaded valve stem wiper system
•Spring pressures are 183 lb. at 1.760" (.510" lift), 175 lb. at 1.785" (.535" lift), 170 lb. at 1.810" (.560" lift), 165 lb. at 1.825" (.574" lift), 163 lb. at 1.835" (.585" lift), 380 lb. at 1.250" (open height) and coil bind at 1.180"
•Dyno proven and track tested
•Made in the U.S.A.

NOTE: Econo Beehive kits are direct replacement with no machining or rocker box clearance required up to .574" lift for 84-04 Big Twin and 86-03 XL and up to .585" lift for 05-and newer Twin Cam.


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