FEULING OIL PUMP CORP. Valve Springs - Econo Beehive - Twin Cam 1122

If you're running a performance cam on your Twin Cam engine, valve spring selection directly impacts reliability, rev capability, and overall engine longevity. Feuling's Econo Beehive springs deliver dyno-proven performance with a compact design that reduces valve train mass—allowing faster acceleration and smoother motion without sacrificing fatigue life. This is a complete, bolt-on kit engineered for street and track duty, with no rocker box clearance issues or machine work required.

• Stress-relieved conical ovate wire
• Lightweight 7° steel retainers
• Machined heat-treated chromoly seats
• Premium Viton® seals included
• Spring-loaded stem wiper system
• Seat pressure: 183 lbs. @ 1.770"
• Open height: 1.260" (380 lbs.)
• Coil bind: 1.190"
• Max lift capability: .585"
• Fits 84-04 Big Twin engines
• Fits 86-03 XL Sportster models
• Fits 05-17 Twin Cam platforms
• Direct replacement, no machining
• Dyno proven, track tested
• Made in the U.S.A.
• Complete kit with all components