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Join Date: Nov 2005
Location: brampton, ontario
Posts: 67
compression

Hi, I have a 1977 3 lt. turbo no modes only euro exhaust.
Does anyone know what the compression on a stock engine is.


thanks


tas911
Old 07-23-2007, 07:22 AM
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Join Date: Jul 2003
Location: Glorious Pac NW
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Factory manual says 6.5:1 for type 930/51 & 930/53 motors.

The 3.3L's run 7:1 stock, but they're intercooled...
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'77 S with '78 930 power and a few other things.
Old 07-23-2007, 07:54 AM
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Join Date: Nov 2005
Location: brampton, ontario
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compression

sorry I should have been more clear. I have a 930/52 engine. I would like to know what the compression test numbers are,? not the compression ratio.

Thanks


tas911
Old 07-23-2007, 01:33 PM
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