Thread: Compression Test
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Old 10-18-2020, 05:25 AM   #18
DBSHELTON
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Join Date: Sep 2019
Location: Kountze,TX
Posts: 313
Default Re: Compression Test
Quote:
Originally Posted by bbrocksr View Post
the head is a 6 to 1 ratio , not a 6.1 .
Bill

Yes, but with an overbore the compression rises a bit.
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