flip bike upside down on the handlebars and seat. set the front derailler lever to the 1st gear, loosen the nut that holds the cable to the derailler arm and with some pliers pull and set the arm to match the 1st gear. then tighten in position. You may have to loosen the 2 lil screws on the...
It will have no effects on the engine other than worst mileage. just be careful the exhaust isnt coming into your car or its night night time on the road.
yes, start with the spark plug- unscrew it from the engine head, put the cap on the top of the spark plug and hold the electrode to your engine case (metal) then have someone kick it and if you see a spark- your electric is good and its probably fuel related. If no spark- you will need to...