Description & Size Guide
Endurance Beehive Valve Spring Kit for Screamin' Eagle HeadsFEULING® BEEHIVE® valve springs use a much smaller and lighter weight retainer which drastically reduces the valve weight creating a much quicker revving and smoother motion than comparable dual valve springs FEULING® endurance springs are a direct bolt-in replacement (Up to 650 cam lift and doesn't require machining or rocker box clearancing) Eliminates valve spring separation, maximizes stability, reduces valve-train noise and harmonics FEULING® BEEHIVE® valve springs must be installed at the correct open height, matching max lift to the open height spec of the valve springs Machined from a premium grade Hi-tensile chrome silicon single conical ovate wire, shot-peened with a specially processed thermal heat treatment and super NexTex finish Kit includes FEULING® ENDURACE BEEHIVE® valve springs, lightweight 7° Titanium heat treated retainers, machined spring seats, seat shims, valve locks and a set of premium Viton® valve seals equipped with a spring loaded valve stem wiper system Made in the USA Seat lb / Installed Height : 198 lb @ 1.685 (0.535 Lift) 194 lb @ 1.703 (0.553 Lift) 190 lb @ 1.724 (0.574 Lift) 187 lb @ 1.754 (0.604 Lift) 185 lb @ 1.780 (0.630 Lift) 160 lb @ 1.800 (0.650 Lift) 375 lb @ 1.150 OPEN HEIGHT Coil Bind @ 1.100 Fits Twin Cam Screamin' Eagle Heads with 5/16" valve stems with standard keeper grooves and .530" diameter valve guides.
Includes:
• Endurance Beehive Springs
• Titanium Retainers
• Spring Seats
• Seat Shims
• Valve Locks
• Viton Valve Seals.
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