Recent content by xj61975

Before ethanol free gasoline became widely available, I used a bit of true-fuel at the end of each season to prep my two stroke motors for winter storage. My "ritual" went like this: Line up all the two stroke devices on the garage floor; dump the fuel out of all the tanks; add a small amount of...

As a Professional engineer AND a believer in logical troubleshooting I have to ask why you bother requesting advice on this forum as you are obviously much more "savvy" than any of us could ever hope to be. Glad I don't have to interface with you in the engineering world.

After noting a sudden power loss on my 2012 Kohler SV735, 350 hours, I checked spark on both sides (no issue) and compression. #2 was good at about 170, but #1 was erratic. I pulled the #1 valve cover and found the intake pushrod bent. The intake valve could not be opened by hand but the exhaust...

I have been using Shell Rotella T1 for many years in my air cooled 4 stroke motors. It is no longer rated for gasoline engines but this may be related to lack of energy conservation certification and incompatibility with catalytic converters found on road vehicles. Regardless, the additive...

I had a similar incident on a Craftsman GT6000 about 4 years ago and the crack was about mid-wheelbase and went all the way up the web. Basically broke the mower's back. I stripped it down to expose the frame, clamped a strongback alongside to reailign the two pieces, ground the crack out to get...