Divh
Well-Known Member
hi i just gaped my plugs to factory spec and engine misfires on heavy load and low rpm its a 1993 ford ranger 4.0 what have everyone else gaping there pugs to
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4.0 spark problem
- Thread starter Divh
- Start date
- Joined
- Oct 24, 2012
- Messages
- 4,753
- Age
- 35
- City
- Lafayette
- State - Country
- TN - USA
- Vehicle Year
- 1988
- Vehicle
- Ford Ranger
- Drive
- 4WD
- Engine
- 4.0 V6
- Transmission
- Manual
- Tire Size
- 245-70-R16
0.054
Although I have left them as they came out of the box (about 0.044) and didn't have a problem.
Sure you didn't crack one or cross a wire in the process?
Although I have left them as they came out of the box (about 0.044) and didn't have a problem.
Sure you didn't crack one or cross a wire in the process?
Dune Runner
Well-Known Member
I gapped mine to .050
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