Hey guys i just changed my clutch in my ke70 and now the thing wont start, it cranks and keeps cranking but nothing at all, its getting fuel to the carby i can see that, there is oil in the spark plug well number 3 but i took the first spark plug out and tried to see if it was sparking but didnt seam to be, any ideas what this could be, and why is there oil in the spark plug wells