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About Andrews 21G Gear Drive Camshafts
Andrews 21G Gear Drive Camshafts
- Gear drive uses less engine power to operate and improves valve timing accuracy over stock chain drive camshafts
- Dynamometer comparisons show gains of 4 horsepower over chain drive camshafts
- Sold as cams only, inner and outer gear kit and installation kit must be purchased separately
- Bolt-in cam first introduced in 2000
- More torque for all around riding with stock comp. ratio and heavy bikes
- Similar to #23 cam for EV80 (1700-5200 RPM)
- NOTE: Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance
- NOTE: Sold as cams only, inner and outer gear kit and installation kit must be purchased separately.
Warning: California Proposition 65