Low Noise Engine or Lacking RPM's?

[pugaltitude]

Thats for L head engine.
OHV model 12 is 0.004"-0.006" for vertical both valves.
0.004"-0.006" inlet and 0.009"-0.011" ex horizontal.

 

[davbell22602]

Thats for L head engine.
OHV model 12 is 0.004"-0.006" for vertical both valves.
0.004"-0.006" inlet and 0.009"-0.011" ex horizontal.

Then there's a typo in the manual because that what is says in single cylinder OHV manual part number 276281.