Andrews TW21 Chain Drive Camshafts - 288121

Features:

• Splined chain drive camshafts
• Kits include: Cams and 1 Ball Bearing (Bearing only included in 1999-2006 models)
• Designed for use with stock Harley-Davidson hydraulic lifters
• Can be installed on both carbureted and fuel-injected models
• More torque for all around 1170-5200 RPM range
• Similar to EV23 for Evolution
• NOTE: Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance
• Intake Opening (degrees): 10
• Intake Closing (degrees): 30
• Exhaust Opening (degrees): 40
• Exhaust Closing (degrees): 8
• Intake Duration (degrees): 220
• Exhaust Duration (degrees): 228
• Intake Lift (in): .498
• Exhaust Lift (in): .498

Note: Roller bearing is sold separately. Please refer to the instructions to find out if reusing your existing roller bearings is possible.

Instructions