Digital 6 Offroad Offroad , Purpose Built To Handle Tough, Challenging Trail Use And Race Conditions MSD IgnitionThe 6 Offroad multi sparks below 3,000 RPM on V8's ensuring clean, crisp throttle response and complete fuel burn when crawling at low speeds. Above 3,000 RPM a powerful capacitive discharge spark keeps the fire lit until you let off the skinny pedal. A smooth, accurate rev limiter will protect your engine from over rev damage due to drivetrain failure or a slick spot on the trail. An easy to read LED display on the face of the unit clearly displays