Re: [AMC-List] Need info on small bore 401 blcok

[Tom Jennings <tomj@xxxxxxx>]

On Fri, 15 Dec 2006, Swygert, Francis G MSgt 436 CES/CECM wrote:

> I have an article describing the Indy stock block engines. It states a
> special 401 casting with 3.75" bore for an engine size somewhere in the
> 200-250 cubic inch range. Will have to look up the article tonight for
> more details -- it's easy to get to. It also mentions aftermarket main
> caps. Has to be that block casting unless the block has been sleeved.
> 

> Date: Thursday, December 14, 2006 10:52 PM
> From: Nick ALFANO <71amx@xxxxxxxxxxxxx>
> 
> Anyone have any information on a 401 block with an X
> above the displacement casting and only a 3.750 bore.
> There is also 401 cast into the intake valley.  It has
> very large water jackets and splayed main caps.  It
> might have been an endurance engine for one of the
> racing sanctions with a long stroke and small bore.

If I had the $$$$ I'd send you my 181ci Indy six, and you could
build up both and race 'em agin each other!

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