I found that I had a sheared woodruff key from the crankshaft to the flywheel. replaced it but i ran really bad. sounded ;like it beating it self to death. I took it apart but everything looked good. Turns out the person who I bought the quad from put an aftermarket pull start on it which didn't...
I can't cant start the engine basically. The starter turns but the motor doesn't. Spark is good. I have a pull start on it and the engine turns. With plug out i can confirm that the engine has compression. With the plug out and starter going I have nothing coming out of the spark plug hole. Kill...