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JRN1967 · 10-11-2018, 09:00 AM

I had one that would start and idle but when I gave it gas it would backfire. It had been sitting for a little while. Critters crawled into the exhaust and plugged up the muffler.

I removed the muffler and shook all the acorns and nesting out. It stopped backfiring.

10-11-2018, 09:00 AM	#11
JRN1967 Senior Member Join Date: Sep 2017 Location: Monson, MA Posts: 166	Re: Terriable backfiring I had one that would start and idle but when I gave it gas it would backfire. It had been sitting for a little while. Critters crawled into the exhaust and plugged up the muffler. I removed the muffler and shook all the acorns and nesting out. It stopped backfiring.