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Re: .80 over piston help (1950 cc)

To: <mgs@autox.team.net>, "Dereck C" <derex39@hotmail.com>
Subject: Re: .80 over piston help (1950 cc)
From: "Harlan Jillson" <hjillson@argohouston.com>
Date: Tue, 30 Nov 1999 07:58:34 -0600
Dereck,
   The .80 over pistons aren't 1950 cc conversions.  The 1950 cc conversion is 
done with 83.5 mm/~3.29" pistons ( which are approximately .130 thou overbore 
for the B engine).  It was originally done with oversize 83mm lotus pistons I 
believe. This conversion has to be approched with caution due to the amount of 
metal you're removing from the block.
   The .80 overbore pistons will give you a displacement of 1892 cc, or an 
increase of about 5 cubic inches ( out from ~110 stock).
   You might want to check out the tech. section on Doug Jacksons site, 
www.mgbmga.com, for more info. on this.
Harlan.

---------- Original Message ----------------------------------
From: "Dereck C" <derex39@hotmail.com>
Reply-To: "Dereck C" <derex39@hotmail.com>
Date: Tue, 30 Nov 1999 12:51:53 GMT

>Does anyone have any literature on installing these pistons?  I have seen 
>some before but I can't recall where.  The machinist is leary of them.
>
>If you have experience with this conversion that would help tremendously.
>
>Thanks
>Dereck
>
>

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