Originally Posted by metalliatic
got my tach today but need to know how many times the spark plug sparks in 1 rpm? i think the answer in 1 time per revolution because its a 2 stroke motor. and 2 times per revolution for a 4 stroke? right?
1 rpm=revolution per min.... So I don`t think your motor only sparks 1 time in a min....
There`s got to be a formula somewhere.....