We may have found other answers which could help you.
Click here for Lawnmower Spark Engine
How do I tighten the drive cable on a yard machine snow blower?
What size engine is the Classic 35 100cc or 145cc?
loose belt?
rebuilding a lawnmower engine?
Engine runs wide open unless brake pedal is pulled completely back. Why?
howcan i fix my rx73 riding mower?