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A guy on here asked for the valve timing on a crf250R. If anyone wants to compair here ya go.
Valve timing.
Intake opens 15Degrees BTDC
Closes at 50 Degrees ATDC
Exhaust opens 50 Degrees BBDC
Closes at 15 Degrees ATDC
Cam specs
Lobe hight intake 36.00-36.240
Exhaust 25.502-25.741
Spring free length
Intake 39.47 (1.554)
Exhaust 43.07 (1.696)
This bike is a uni cam motor
Valve timing.
Intake opens 15Degrees BTDC
Closes at 50 Degrees ATDC
Exhaust opens 50 Degrees BBDC
Closes at 15 Degrees ATDC
Cam specs
Lobe hight intake 36.00-36.240
Exhaust 25.502-25.741
Spring free length
Intake 39.47 (1.554)
Exhaust 43.07 (1.696)
This bike is a uni cam motor