Feuling Econo Beehive Valve Spring Kit for 1986-2003 Harley Sportster Twin Cam

Features

• 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 0.585" (EU: 1,486 cm) and smaller lift camshafts
• 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
• Seat lbs./installed height; 183 lbs. at 1.770" (0.510" lift) [EU: 83,00 kg at 4,50 cm (1,30 cm) lift)]
• 175 lbs. at 1.795" (0.535" lift) [EU: 79,38 kg at 4,56 cm (1,36 cm) lift)]
• 172 lbs. at 1.813" (0.553" lift) [EU: 78,02 kg at 4,61 cm (1,41 cm) lift)]
• 165 lbs. at 1.835" (0.574" lift) [EU: 74,84 kg at 4,66 cm (1,46 cm) lift)]
• 160 lbs. at 1.845" (0.585" lift) [EU: 72,57 kg at 4,69 cm (1,49 cm) lift)]
• 380 lbs. at 1.260" open height coil bind at 1.190" [EU: 172,37 kg at 3,20 cm open height coil bind at 3,02 cm]
• Dyno proven and track tested
• Feuling® BeeHive® valve springs must be installed at the correct open height, matching max lift to the open height spec of the valve springs
• Made in the U.S.A.
• Econo BeeHive® kits are direct replacement with no machining or rocker box clearance required for cams up to 0.574" (EU: 1,458 cm) lift for 84-04 Big Twin and 86-03 XL and up to .585" lift for 05-17 Twin Cam.

specs

Fitments