ignition timing for s650g

/ ignition timing for s650g #1  

avanbre

New member
Joined
May 8, 2015
Messages
8
Location
pinon hills, ca
Tractor
satoh s650g
what i see are two notches on the crank pulley, i have to assume 1 is tdc, the other ??? btdc, if i look to the front of the engine which notch is tdc and what is the other, anyone know? also i have seen 6 btdc, 10 btdc and is this with the vacuum hose for the advance disconnected?
 
/ ignition timing for s650g #2  
 
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