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Old Apr 14, 2010 | 10:13 AM
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pauluspaolo
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Joined: Apr 2010
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From: Leeds
Default Inlet options on a Zetec engine???

Hi all - I'm very much a newbie here but some of you may be aware that I've fitted a 2 litre silvertop Zetec into my Reliant SS1 (formerly the home of a 1600CVH). Space is limited in the engine bay on the inlet side of the engine. I realise that twin 45's, with 5 progression holes, work best on the Zetec as flat spots are avoided, or can be eliminated on the rolling road. A set of these carbs have been fitted by at least one other owner (who's done a superb Zetec conversion). Unfortunately the price is way beyond my budget & fitting the carbs is not easy due to the previously mentioned space issues

Therefore I was wondering if anyone has ever fitted a pair of downdraught DCNF carbs to a Zetec engine before? I've seen a set of these carbs fitted to a Fiesta & another SS1 (both with the CVH engine) & they seem to work well in both applications. Adaptor plates are available to fit CVH manifolds to the Zetec head so I presume that one of these could be used to make the DCNF's fit? Has anyone any idea if the combination of twin DCNF's & a 2 litre Zetec engine would work?

I've also read a build thread where an owner has fitted a Zetec (1800cc though I think) into his Capri & he's used twin 40 DCOE's (Dell Orto's though not Weber) without any problems. Could this be another possibility for me to consider, though I presume I'd still have the same space issues as if I was using twin 45's?

Also another (possibly) much simpler/cheaper solution would be to use one of the various Zetec manifolds (on eBay) that are for single Weber carbs. I've been in touch with a couple of the manifold manufacturers who say that even though the manifolds are designed with banger racing in mind there's no reason, that they can see, why they couldn't be used on a road car. So that's my next question - has anyone ever tried one of these manifolds on a road car - or even in a banger racer? What was the car like to drive? It's my intention to use a megajolt with whatever carb setup & I presume the Megajolt will work with a single carb??

Sorry for all the questions - any advice/insights/thoughts etc would be greatly appreciated.

Many thanks

Last edited by pauluspaolo; Apr 14, 2010 at 10:20 AM.
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