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1
Description
Ferrea VQDE & VQHR Dual Coil Valve Springs
Outside Diameter: 20.8mm Inside Diameter: 15.88mm Seat Pressure: 80lbs @ 34 mm Open Pressure: 200lbs @ 24.8mm Spring Rate: 305lbs/inch Coil Bind: 19mm Max Net Lift: 13mm
Harmonics or high frequency ...