CAMSHAFT 10-12 CRF450R STAGE 1 HOTCAMS 1173-1

Part No. 56-C327.STAGE1 (oro2u.com) Honda CRF450R 2010 - 2012,,, HOT CAMS STAGE 1 CAMSHAFT 1173-1, 11731 Single-cam motor. Improved torque below 9000rpm with improved peak horsepower over OEM cam. Uses stock valve springs & rockers. Uses stock auto-decompressor mechanism. Exhaust Duration (Degrees at 1mm): 248.00 Exhaust Lift (mm): 8.70 Intake Duration (Degrees at 1mm): 238.00 Intake Lift (mm): 9.60