Called Kohler and found out the max RPM on this engine is 3200 so the Red spring goes in the E Hole which is the one in the lower left-hand side of the linkage housing.
And no this was not stated in the manual, at least anywhere it could be easily found. and yes the chart does list a Red Spring...
Just finished putting in a piston and ring kit and got everything to the point the engine will crank but start. discovered the choke linkage is working as it should but the throttle linkage doesn't move when the throttle is brought foward or backward on the dash. Have just one red spring but can...