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Anyone using a Weber DCD?
Posted: Sat Jun 16, 2018 9:30 am
by Dan Tweed grey
Thinking of running a Webber DCD on my mini.
Before I get too exited do they actually fit under the bonnet?

Re: Anyone using a Weber DCD?
Posted: Sat Jun 16, 2018 5:06 pm
by Minigman
I used to run one on my tunes 998. It did fit under the bonnet just, but it was very close. I seem to remember squashing the filter flatter to prevent it vibrating on the bonnet under load.
I also experienced carb icing issues and ran a pipe into the side of the filter from down the back of the exhaust manifold.
To be honest it was the worst carb I’ve ever used. I never got it running right and it didn’t produce as much power as a HS4.
Up to you of course but I wouldn’t bother. Vizard recommended them if economy was what you were after though.
Re: Anyone using a Weber DCD?
Posted: Sat Jun 16, 2018 11:35 pm
by LMM76C
Minigman wrote:
I also experienced carb icing issues
Knew someone in period who (for reasons he could never explain) changed to one from twin SUs on a std 998 Cooper.
His starting procedure on cold mornings came to involve pouring a kettle of hot water over it.
Having said that, I once navigated on a major regional rally in it and it ran fine...........once started from cold.
Re: Anyone using a Weber DCD?
Posted: Mon Jun 18, 2018 6:13 pm
by Dan Tweed grey
Differing views then........
Re: Anyone using a Weber DCD?
Posted: Mon Jun 18, 2018 9:46 pm
by LMM76C
Dan Tweed grey wrote:Differing views then........
Hope that's an ironic comment!
Views seem to be agreed - don't touch it with a barge pole.
Re: Anyone using a Weber DCD?
Posted: Sun Jun 24, 2018 7:57 pm
by Dan Tweed grey
No not ironic....
Had people rate a DCD better than SU's so not sure myself as i've never had a DCD.
Having said that i'm going to try one on my 1300 build....
Re: Anyone using a Weber DCD?
Posted: Sun Jun 24, 2018 9:54 pm
by LMM76C
The point was the two who answered here both recommended against. What other people may have said elsewhere wasn't at issue.
Re: Anyone using a Weber DCD?
Posted: Sun Jun 24, 2018 11:28 pm
by cheleker
If is was tight on a 998, it will be even tighter on a 1275.
Re: Anyone using a Weber DCD?
Posted: Sun Feb 13, 2022 7:45 pm
by Dan Tweed grey
Well, here we are a few years later.....
The weber was and still is fitted, it did confuse me for a bit as it is a lot more technical than the simple su's.
Great bits of kit, it blew me away that they have an idle circuit
Anyhow, I had it set up on a rolling road and all is good.
If you see me at any shows pop over and have a look.
Dan..
Re: Anyone using a Weber DCD?
Posted: Tue Feb 15, 2022 11:02 am
by mk1
Glad to hear that you got it working properly.
It's always good to see people using something different!