Hector

[hectorsr]

I have a very old toro lawn mower, and I noticed a tapping or piston noise, changed the oil with no result,
The balde is not touching and noise comes from the engine.the noise is constan and get worse with acceleration.
Otherwise engine is running fine.
What could this be.
Thanks for your help.
Hector

 

[exotion]

I have a very old toro lawn mower, and I noticed a tapping or piston noise, changed the oil with no result,
The balde is not touching and noise comes from the engine.the noise is constan and get worse with acceleration.
Otherwise engine is running fine.
What could this be.
Thanks for your help.
Hector

Valves? I have a older toro with a suzuki 4 cycle the valves are finiky and make a bit of noise