The only small engine where I have a problem with the local 87 octane regular is in a little 2 cycle genset. It says in it,s OP manual to use premium gas of atleast 90 octane. It will detonate on 87 octane gas, especially if I get the oil mix a bit strong which lowers the octane even more. I hate to keep seperate fuel for that little engine, so I keep a bottle of 104+ brand octane improver around to spike the 87 octane gas for that little generator. The 104 additive seems to eliminate the detonation problem with 87 octane gas.
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Today's Featured Article - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
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