pistons not firing

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1tommygun

pistons not firing

Post by 1tommygun »

Hey everyone. Can bad gas cause you 1 or more of your pistons not to fire? The gas has been in the tank for 2 years...dumb I know.
Everything else seems to be okay plugs gaped and replaced, new rotor, getten spark on all 4. Even patted her on the bumper all to no avail.
If gas is the issue just fill her up?
narfire
Posts: 3959
Joined: Sat Dec 27, 2008 2:14 am
Your car is a: 1980 124 spider
Location: Naramata B.C.

Re: pistons not firing

Post by narfire »

Carb'd car? tried a few drops down the carb? Injection car...fuel comming out of the injectors?
80 FI spider
72 work in progress
2017 Golf R ( APR Stg. 1)
2018 F350 crew long box
1tommygun

Re: pistons not firing

Post by 1tommygun »

narfire wrote:Carb'd car? tried a few drops down the carb? Injection car...fuel comming out of the injectors?
She starts and runs. Carb, seems fine just not firing in two pistons
So Cal Mark

Re: pistons not firing

Post by So Cal Mark »

do you have two plug wires connected to the wrong cylinders?
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kmead
Posts: 1069
Joined: Sat Aug 02, 2008 9:24 pm
Your car is a: 1969 850 SC 1970 124 SC 85 X19
Location: Grand Rapids, MI

Re: pistons not firing

Post by kmead »

Checking your plug wires is a good start.

Presuming the plug wires are in the correct, I would pull the plugs to see what their condition is and consider replacing them.
Karl

1969 Fiat 850 Sports Coupe
1970 Fiat 124 Sports Coupe
1985 Bertone X1/9
1tommygun

Re: pistons not firing

Post by 1tommygun »

Good question but no
So Cal Mark wrote:do you have two plug wires connected to the wrong cylinders?
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