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Constant misfire ??????
#1
As per thread title  !!!!!
I simply cannot get my very very very expensive rebuilt engine (coil) to run properly ????
there is a constant misfire, that I can only guess is electrical/ignition ???
I've simply run out of ideas and if it continues ,I'll be throwing a gallon of unleaded over it and a box of swan vestas .
Just changed condenser, still the same, so coil next I guess, what's the best one to fit (6v) ???
Or is anybody near me, West Norfolk, that can pop by for a look ?
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#2
Never forget...if you think it is ignition it is probably fuel - and vice versa.

More info needed. Has it ever run properly? What work has been done to the engine? Were all the ancillaries working before being put on the engine?
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#3
Hi Nick,
It used to 'fly along' (at Curborough & Kop Hill) , but then started to 'misfire under load', at Kop last year.
The engine needed a rebuild, but I'm still on the 'old' dizzy/coil/etc.
It's now been fitted with a SU, and after the rebuild started 'on the button' & ran OK for 60/70 miles.
but now starts missing only after 2-3 mile ( when warm )???
Only use E5. Any thoughts ???
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#4
Did you build it?
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#5
It sounds like the coil breaking down, what plugs are you using?
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#6
Hi Ruairidh,
Wish I had !!!!!!!!!!!!!!!!£££££££££
Hi Ivor, I'm leaning to the coil too, but what one to consider.
Fitted a Distributor Doctor condenser this evening, no change
so must be coil ????
Plugs are D16
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#7
Have you spoken to the person who built it?
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#8
affirmative !!!
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#9
Where are you in 'West Norfolk'? I'm north of Cambridge but I get to March occasionally, and I have been dealing with A7 problems for 65 years.
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#10
Hi Robert,
in D/Market, just  re-joined A7 Cambridge Club,
We have spoken in the past but never met yet.
Just need to get this car going properly after rebuild. Sick
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