WebMay 1, 2010 · Joined Sep 24, 2006. 12,325 Posts. #2 · Dec 13, 2009. poping noise is perfectly normal as long as its the same noise as you get when you rev the motor up while its cold. Its just the fact that you have boomtubes and you can hear the normal exhaust noise better since the exhaust is less restrictive. 2007 Mustang GT Convertible Stage 0 E … WebApr 10, 2007 · Joined Oct 17, 1999. 7,184 Posts. #15 · Apr 9, 2007. Popping in the exhaust is caused by unburnt fuel exploding in the header or manifold. You may have incorrect timing, a lame cylinder that isn't burning all the fuel. You could have a burned exhaust valve.
How To Get Exhaust Popping Sound (Without & With Tune)
WebMar 15, 2011 · The idle makes the whole car wobble backwards and forwards in time with the engine, at the same time as the engine is moving the exhaust is making a hollow popping noise like pop-pop-pop-pop-pop. The sound and movement are totally regular and follow a set time around half a second apart. The current exhaust is not totally gas tight … WebJan 14, 2012 · 7,034 Posts. #10 · Jan 12, 2012. hotrob said: I have an issue with my 1968 Chevelle. I have a rebuild 454 in it and just recently started backfiring/popping out of the exhaust at idle. It is a project car so i don't drive it much. I just recently put a demon carb on it and it ran fine with no backfire. Today I did a test drive and the thing ... grapes of wrath chapter 16
The reason for exhaust "pop" - GM Truck Club Forum
WebMay 1, 2010 · Joined Sep 24, 2006. 12,325 Posts. #2 · Dec 13, 2009. poping noise is perfectly normal as long as its the same noise as you get when you rev the motor up while … WebNov 30, 2024 · prettykidsolo03. The last 2 weeks after driving the car for 10-15mins with a few WOT pulls as I'm at the traffic lights I hear popping noises coming from my exhaust … WebStep 8. Let the engine warm up to normal operating temperature. Shut the engine off and examine the coolant overflow reservoir. Remove the reservoir cap and listen for popping or bubbling noises. Such sounds indicate a release of cylinder pressure into a coolant jacket in the head. This points to a bad head gasket. chippy newtongrange