spark

Howdy folks, I just finished a cylinder rebuild on a Stihl 025. I got everything back together and fired it up and was tuning it in. It died, and I couldn't get it to fire off at all. I pulled the plug and turned it over and I had spark. I put the plug back in the cylinder, and it won't fire. I...

First off, thank you all so much for the information and support you all provide in this forum. I have lurked for a long time and learned a ton. I have two Stihl 362C-M models: -First saw I purchased new in October 2017. It has the original Bosch R10 WSR6F spark plug. -The other saw I...

Today I was pressure testing a Husy 350 that I am in the process of rebuilding. I had an air leak around the spark plug that I was unable to stop without the use of an o-ring. My question is, is it normal not to be able to achieve an air tight seal simply by tightening the plug? This is only my...

I have an old Pioneer P26 that's been great, but it's beat up as heck and ready for retirement. So I picked up one that looked great all around, but had no spark. I've been going through the process of elimination to the best of my knowledge, and am left thinking it's the flywheel/magneto or a...

Hey everyone. I am trying to fix an old chainsaw, its a old norwegian one called "Jobu 81808".The problem is that it doesnt give a spark. I have tried 2 different spark plugs, ive cleaned the contacts between the flywheel and the stator. I have tested the sparkplug cable, and i have cleaned...

The saw was running fine a week and a half ago before I took it apart to replace the oiler worm gear. I got the part today and put it back together. First pull it fires once and then nothing. I pull the plug and grounded it on the cylinder to see for spark and I see nothing. Tried a new spark...

Ok so I'm new to working on my own equipment and new to engines in general. But my 630 is having an issue with starting. Now here's where I gets complicated. It ran before the holidays and I was working on tuning it. So I had t sitting with a screwdriver in the high and low jets port and my...