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Re: 230 compression?
I think 130 is the spec.
Warm engine? (a cold motor will give low readings)
Crank each cylinder for about 10 seconds?
Throttle held open?
at least they're all around the same pressure.
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'66 C10 250 3-on-the-tree
'68 Galaxie 460/C6
'74 914 2.0
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