Part Description
Econo Beehive® Valve Spring Kit- Made from heat treated chromoly conical ovate wire.
- Hand measured and labeled specifically based on their coil bing / required open height.
- Uses a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion.
- Dyno proven and track tested.
- Kit includes: Econo BeeHive® valve springs, lightweight 7° steel or titanium 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.
- Up to 0.585 lift.
- Seat lb / installed height:.
- 183 lb @ 1.760" (0.510" lift).
- 175 lb @ 1.785" (0.535" lift).
- 172 lb @ 1.803" (0.553" lift).
- 165 lb @ 1.825" (0.574" lift).
- 163 lb @ 1.835" (0.585" lift).
- 380 lb @ 1.250" Open Height.
- Coil Bind @ 1.180".
- Made in the USA.
- Feuling® BeeHive® valve springs must be installed at the correct open height, matching max lift to the open height spec of the valve springs..
- EU: Designed to handle the demands of performance engines with 1,486 cm and smaller lift camshafts..
- EU: Seat installed height; 83,00 kg at 4,50 cm (1,30 cm) lift).
- Econo BeeHive® kit is direct replacement with no machining or rocker box clearance required for cams up to 0.574" lift for '84-'04 Big Twin and '86-'03 XL and up to .585" lift for '05-'17 Twin Cam..
- EU: 79,38 kg at 4,56 cm (1,36 cm) lift).
- EU: 78,02 kg at 4,61 cm (1,41 cm) lift).
- EU: 74,84 kg at 4,66 cm (1,46 cm) lift).
- EU: 72,57 kg at 4,69 cm (1,49 cm) lift).
- EU: 172,37 kg at 3,20 cm open height coil bind at 3,02 cm.
- EU: Econo BeeHive® kits are direct replacement with no machining or rocker box clearance required for cams up to 1,458 cm lift for 84-04 Big Twin and 86-03 XL and up to .585" lift for 05-17 Twin Cam."
