Hotcams
Hotcams Camshafts Yamaha 4270-1IN
Stage 1 ITR: Dual cam engineIntake and exhaust cams sold separatelyExcellent low end to midrange gainsUses stock valve springs
Stage 1: single-cam motor.
Stage 1 has improved power at all RPMs over OEM.
Performs well with stock air box lid and exhaust.
Uses stock valve springs and rockers.
Uses stock auto-decompression mechanism.
Hotcams
Stage 1 ITR: Dual cam engineIntake and exhaust cams sold separatelyExcellent low end to midrange gainsUses stock valve springs
Hotcams
Stage 1 ITR: Dual cam engineIntake and exhaust cams sold separatelyExcellent low end to midrange gainsUses stock valve springs
Hotcams
Stage 1 ITR: Dual cam engineIntake and exhaust cams sold separatelyExcellent low end to midrange gainsUses stock valve springs
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