Valve Spring Kit - without TI Retainers - M8

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Direct bolt-in replacements, no machining or rocker box clearancing required Machined from premiun-grade high tensile chrome silicon single-conical ovate wire Shot-preened with spe cially processed thermal heat treat and super NexTex® finish for fatigue life needed to exceed high demands in V-Twin engines Kit includes Endurance Beehive® valve springs, with or without titanium retainers (as noted), machined spring seats, seat shims, valve locks and Viton® valve seals Made in the USA Up to 0.565" lift Seat lb / installed height: 134 lb @ 1.375" (0.405" lift) 127 lb @ 1.405" (0.435" lift) 125 lb @ 1.415" (0.445" lift) 121 lb @ 1.435" (0.465 lift) 116 lb @ 1.455" (0.485" lift) 113 lb @ 1.470" (0.500" lift) 109 lb @ 1.490" (0.520" lift) 103 lb @ 1.520" (0.550" lift) 226 lb @ 0.970" Open Height Coil Bind @ 0.920" Cam specs measured on the lifter @ 0.050 lift with 1.61 rocker arm ratio Fits stock 6.00 mm valve stems with triple groove. Manufacturer Part Number: 1107 Show more