1985-1986 Honda Fourtrax 125 TRX125 Shop Manual, Page 213Get this manual

1985-1986 Honda Fourtrax 125 TRX125 Shop Manual, Page 213

IGNITION TIMING Remove the timing hole capConnect timing lightStart the engine and allow it to idle
IDLE (1,700 rpm );F" ma rk Ihould be aligned with the index mark