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Re: Head Modifications

Subject: Re: Head Modifications
From: Chris Delling <>
Date: Tue, 07 Oct 1997 15:50:45 -0400
Now I am confused.  I was told that there are two types of pistons, the
flat top variety prior to 1974 1/2 that yielded a stock CR of 8.7 to 1, and
the later dished that gave a standard 8.0 to 1.  Have I been misinformed?


Chris Delling

At 07:28 AM 10/7/97 -0400, you wrote:
>If I remember correctly the flat top pistons alone will get you 9.0/1, as
>compared to the standard dished pistons which are 8.75/1.  If this is so,
>shave is as little as possible in order to true it.
>Bob Shaw
>With 2 old heads that have an unusable compression ratio with todays fuel
>In Lincoln, NE.

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