The Ford Barn - View Single Post - backfire out of exhaust after warmed up shut down.

Jim Brierley · 08-18-2019, 11:17 AM

The backfire comes from unburned fuel in the exhaust system. Start with a good tune-up. It could be a fouled plug, rich fuel mixture, etc., etc., or even a leak somewhere in the exhaust system.

08-18-2019, 11:17 AM	#2
Jim Brierley Senior Member Join Date: Jun 2010 Location: Temecula, CA Posts: 4,096	Re: backfire out of exhaust after warmed up shut down. The backfire comes from unburned fuel in the exhaust system. Start with a good tune-up. It could be a fouled plug, rich fuel mixture, etc., etc., or even a leak somewhere in the exhaust system.