Quote:
Originally Posted by BruceK
Same motor, just powered by LPG?
My 6hp single cyl gas Tohatsu has given 10 years of light but reliable use,a little harsh at idle but runs smoothly at speed. Years ago I had a 9hp Suzuki twin, amazingly quiet and smooth. From memory, identical with the 6hp version but somehow tweaked to produce more power.
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I read that it was the same as their gasoline engine except the head configuration was different and propane / air mixer instead of a carburetor.
The head is probably designed to give a higher compression ratio as propane has a higher octane rating than even High Test gasoline.