Compression
Sep 29, 2005 | 11:48 PM
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Joined: Oct 2004
Posts: 134
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Compression
How many points do you lose in your compression ration if you drop in a 4.2 crank in 3.8 without replacing rods, pistons, etc.?
Sep 29, 2005 | 11:49 PM
Joined: Aug 2005
Posts: 5,613
From: Los Angeles, CA (SoCal)
RE: Compression
I believe compression is based on the pistons...heads, intakes don't do anything to it.
Sep 29, 2005 | 11:53 PM
Thread Starter
Joined: Oct 2004
Posts: 134
From:
RE: Compression
Huh?
Sep 30, 2005 | 12:57 AM
Joined: Aug 2005
Posts: 5,613
From: Los Angeles, CA (SoCal)
RE: Compression
i dont think it will change it at all...as long as your lower end (pistons, rods, etc)
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Compression
