[Healeys] Westminster block

[Alan Seigrist]

sorry, yes I should clarify a later head will fit on the 1006 motor... but
Patrick is right, better stick with what you have ... honestly for road use
there's not a huge amount of difference without spending alot of dosh to
port the motor, components, etc.,

On Mon, Feb 20, 2023 at 9:09 AM Patrick & Caroline Quinn via Healeys <
healeys at autox.team.net> wrote:

> Hello
>
>
>
> I get the impression that many think that the C-Series engine blocks
> fitted to the 100/6 and 3000 Austin-Healeys is something special.
>
>
>
> Fraid not!
>
>
>
> As far as I know there are four different castings for the C-Series
> (ignoring the MGC design). I am happy to be corrected.
>
>
>
> Namely:-
>
>
>
> The initial 2639cc casting that had a smooth sided crankcase and fitted as
> early as 1954 to Morris, Wolseley and Austin engine including one
> Austin-Healey – mine. This same casting  was later fitted to the Longbridge
> built 100/6s.
>
> The second 2639cc casting with strengthening braces in the crankcase that
> were fitted to the Abingdon built 100/6 and the broad range of BMC saloons
> including the Westminster.
>
> The first 2912cc casting that was fitted to the 3000 as well as BMC
> six-cylinder saloons. At that time BMC six-cylinder saloons were also
> offered with 2,639cc powerplants.
>
> The second 2912cc casting as fitted to almost all the BJ8s. Such a casting
> was also fitted to BMC saloons.
>
>
>
> I am also ignoring the differing cylinder head designs, camshaft grinds,
> smaller capacity engines for sale in the French market and so on.
>
>
>
> If I wanted to build up a special road engine the starting point would to
> be sure that the engine is a 2912cc casting.
>
>
>
> Hoo Roo
>
>
>
> Patrick Quinn
>
> Blue Mountains, Australia
>
>
>
>
>
> *From:* Healeys <healeys-bounces at autox.team.net> *On Behalf Of *Simon
> Lachlan via Healeys
> *Sent:* Monday, February 20, 2023 5:59 AM
> *To:* 'Healeys' <healeys at autox.team.net>
> *Subject:* [Healeys] Westminster block
>
>
>
> For ages I’ve been thinking of buying a 3000 engine and doing it up to a
> fairly high spec. Nothing too clever, definitely a road car version. But I
> always hang back when I see the prices of whole engines.
>
> And, it strikes me, that one will probably have to ditch most of the
> moving parts so why buy them in the first place?
>
> Maybe buy a block and add the rest as and when. Some from eBay, some from
> the usual suspects……
>
> Tell me please:- am I right in my assumption that a Westminster block is
> as near as makes no difference to a 3000 block? And that the main
> differences in the engines would be in the moving parts and the head?
>
> ie isn’t a Westie block as good a place to start as any?
>
> I ask this as there is a very presentable looking block up for sale near
> me.
>
> Thanks,
>
> Simon
>
>
>
>
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