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87 302 EFI Ford Bronco Compression problem.

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Old Feb 5, 2001 | 11:56 AM
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87 302 EFI Ford Bronco Compression problem.

I have a rebuilt 302 in an 86 Ford Bronco that is idles kind of rough and also seems to be kind of weak. I did a compression check this weekend on all 8 cylinders and came up with 2 of them that has 140psi and 145psi all the rest are 160 and 165 is this something that I should be concerned about or should I look maybe at emission sensors.

Any help would be greatly appreciated.
 
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Old Feb 6, 2001 | 06:08 PM
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87 302 EFI Ford Bronco Compression problem.

I've always heard that the compression needs to be within 10% for all cylinders, might want to worry about that...

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Old Feb 6, 2001 | 08:10 PM
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87 302 EFI Ford Bronco Compression problem.

 
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