Tim Jones wrote:
>
> Hi all
>
> Couple of questions to do with SU carbs for 1960 sprite (900 odd cc
> engine):
>
> 1. How do I tell what size carbs they are 1-1/8" or 1-1/4" ?
> reason I ask is one of them has a brass top - other black
> plastic
1-1/8" have one bolt holding the float bowl cover on. 1-1/4 have 3
screws holding the float cover on.
You could always measure the carb opening too. Across the front with the
air cleaners off.
>
> 2. I have petrol dripping out round the bottom of the carbs -
> washers seem a bit stuffed - will carb kit have all the replacement
> washers to hopefully solve this dripping - (normally only when engine
> has stopped running)
Sounds like 1-1/8 carbs. new corks do come with the kits.
>
> 3. There is a strange arrangement previous owner rigged which has
> the choke acting on one of the carbs only - with the choke out, car
> idles and runs beutifully - with choke off there is a definate
> hesitation between 2000 & 3000 rpm - am I correct in saying it could
> be the mixture on this carb is too lean ?
If the car is warmed up and this is happening, I would say it is set too
lean. Turn jet nut down for rich, up for lean.
--
Frank Clarici
Toms River, NJ
Lots of LBCs
http://www.exit109.com/~spritenut
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