This is the second video of this generator, now upgraded with the aftermarket lo tone barrel muffler part 37350 and the spark arrestor along with a gas cap with a fuel gauge. Check it out to see the difference in sound and my opinion on the lo tone muffler and if it's worth it along with how to do the upgrades and which parts to order and to hear it run once again now with the new muffler. You can compare to my original video with the stock muffler. Here is the link to the original video.    • Tecumseh 10hp Generator with stock mu...  
Manual
https://www.searspartsdirect.com/part...