This drawing is of a later VG from Roy Bacon's book "Ariel the Postwar Models".

Hello Bert, Where are you located? If you join the Ariel Owners Motorcycle Club you might find that there are members living near you who could help. If your bike is in running order perhaps you could attend a club Branch meeting with it. Another good way to discover non-original fitments to your bi...

Both the bike and the countryside look very appealing!

JohnLay wrote: ↑Tue Jan 02, 2024 2:27 pm Harley Davidson? Did you mean to answer this thread? An LF is a 1930 250cc single.

That answer may come from Chat GBT (Artificial Intelligence). I don't know why someone would do that on this Forum.

Alain,
Welcome to the Forum. Where are you located?
Regards, Chris

Hi Bevan,
What happened to the ones you cleaned by lighting them on fire?
regards, Chris

I can put a .113 inch (2.87 mm) drill bit into the hole in that jet on my Solex bi-starter. Another place you might try to find jets is: https://classiccarbs.com.au/index.php?route=product/category&path=261 Here is a scan of a page of Ariel The Post War Models by Roy Bacon on which I have writte...

Henning G wrote: ↑Mon Dec 11, 2023 4:14 pm Any idea where to bay new jets…

I don't know if this company would have the jets you require but they may be able to point you in the right direction:
https://www.carburettorspecialists.com/

Have you checked for air leaks around the throttle spindle where it passes through the carb body?

Here in Québec, government approved winter tires are mandatory for most vehicles between Dec.1st and March 15th and as there are no government approved motorcycle winter tires, this regulation ends the riding season. As the forecast for the next couple of weeks is not good, I took advantage of some ...