Store
J and P Cycles
J&P Cycles, Inc. was founded by John and Jill Parham in 1979. It sells motorcycle components, apparel, and gear for the American V-twin motorcycle rider.
Detail
This high-lift cam for modified knuckle engines features .420 valve lift and increased duration for larger engines up to 93 and compression ratio of up to 8.5:1. Special high-lift valve springs are required. Cam opening/closing: Intake 31°/55°; Exhaust 60°/30° Cam duration: Intake 266°; Exhaust 270° Lode centerline: Intake 102°; Exhaust 110° Max Valve Lift: Intake .420; Exhaust .420 Valve lift @ TDC: Intake .167; Exhaust .152