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Hello, I've been trying to narrow down a poor running engine and found a scratch in the cylinder wall further down in the bore. I can feel it with my fingernail but its not too obvious. Could this little scratch be the reason why i run so poorly? Leakdown test was good Compression : 90psi -...

Hi - You ever have that feeling when you've looked up and tried everything you can think of and u still can't figure that out? Welcome. I've got a RATO R210 engine (Ryobi pressure washer # 80544) that will start but idles bad, pops, shakes. It will rev up some but still doesn't sound good...

Hello, Working on a Ryobi # 80544 with a R210III 212cc engine. I can only pull the starter rope on every like 4th try - its stuck on the other 3 times i try to pull it. So ii I take out the spark plug and pull the rope, no problem it rotates easily. I was expecting to see either oil or gas...