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4.0L OHV & SOHC V6 Tech General discussion of 4.0L OHV and SOHC V6 Ford Ranger engines.

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Old 03-20-2008
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Compresion

anybody know what the comperssion is sopose to b? mine is way out of wack it from 75psi to 95psi.. whats it sopose to b arround..i know if its out of 15psi of highest u need to get that fixed.. o and i have a 94 4.0 xlt 2wheeldrive
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Old 03-20-2008
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hey man i hate to be "that" guy but you need spell check or something...not trying to be an ***...
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Old 03-20-2008
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yea i know its cool.. i cant spell good at all....and thats really not usefull to me... i jus wana get my truck runnin good again and i dont have the information that i need. and the repair manual doesn't give me any kind of psi for it...
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Old 03-20-2008
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125-175 for most cars...
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Old 03-20-2008
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so there isnt any kind of specification?
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Old 03-20-2008
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There's usually a range, like the lowest should be no more than 20% less than the highest. I don;t have specific numbers.
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Old 03-21-2008
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ok well if anybody could come up with something like a maximum value that would help alot... like i mentioned earlier my cylinders were 75psi-95psi..
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