NEW FEULING 1101 Endurance Beehive Valve Springs
Endurance Beehive Valve Springs A direct bolt in replacement up to 650 in. Lift camshafts no spring seat machining required; machined from a premium grade hi-tensile chrome silicon single conical ovate wire, shot-peened with a specially processed thermal heat treat and super NexTex finish to give these valve springs the needed fatigue life to exceed the high demands of V-Twin engines from stock to performance. Uses 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; direct bolt-in replacement up to 650 in. Cam lift no machining or rocker box clearancing required. Eliminates valve spring separation, maximize stability, reduces valve-train noise and harmonics. P/N 481847 for 10 Degree 5/16 in. Includes valve stem, keeper grooves and. P/N 481848 for 7 mm valves with stock keeper groove. Kits include Feuling Endurance Beehive valve springs, lightweight 7 Degree titanium heat treated retainers, machined spring seats, seat shims, valve locks and set of premium Viton valve seals equipped with a spring loaded valve stem wiper system. 5/16in Valve Stem and Keeper Groove and.
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