DRZ400S/SM AirFuel Screw Adjustment with Keintech and #25 Pilot Jet
Kit jetting, Blue #3 and #25 Pilot jet- Fuel screw settings Red = 1 1/2 turns out (VERY LEAN- NEEDS MORE FUEL) Orange = 2 turns (LEAN) Light Green = 2 1/2 turns (SLIGHTLY LEAN) Green = 3 turns (GOOD) Blue = 3 1/2 turns (GOOD)