[Healeys] Converting from HS4 to HS6 carbs

[Michael Salter]

I can confirm that converting my first 6 cylinder race car, with a standard
MkII engine, to HS6 carbs without any other mods improved my lap times at
our home circuit by absolutely 0.00 seconds ... seriously disappointing 😕😕

On Mon, Dec 2, 2019, 9:50 AM Bob Spidell, <bspidell at comcast.net> wrote:

> John, have to ask why you'd want to do this.  I'm not Edd China--or even
> Ant Anstead--but from all I've seen and heard just adding greater air flow
> capacity, without other mods--cam, headers, etc.--does more harm than
> good.
>
> I think I read somewhere that Geoff Healey thought BJ8s were
> 'over-carburetted' (maybe why headers supposedly add a few HP without other
> mods).
>
> Bob
>
> On 12/2/2019 5:52 AM, warthodson--- via Healeys wrote:
>
> You will need H6 intake manifolds or machine out your HS4 manifolds. I am
> not sure about the linkage.
> Gary Hodson
>
> -----Original Message-----
> From: John Spaur <jmsdarch at sbcglobal.net> <jmsdarch at sbcglobal.net>
> To: healeys <healeys at autox.team.net> <healeys at autox.team.net>
> Sent: Mon, Dec 2, 2019 12:17 am
> Subject: [Healeys] Converting from HS4 to HS6 carbs
>
> If I change from triple HS4 to triple HS6 carbs can I just swap them out
> or do I have to change the linkage and other components?
>
> John Spaur
> ’62 BT7
>
>
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