www.tomyang.net

The choke size on the 40 DFI/7 is 32

Oops, sorry! They are 40 DFI/7. I believe there were a few late cars with these carbs, rather than 40 DFI/5 which I know are more common. I started to take a closer look because of a nagging fuel leak to the rearmost carb union. I soon discovered that heavy hands had stripped the threads, so I have ...

I have a 365 GTC which has tripple DFI/7 carburettors. As with so many, these have been played with over the years and whereas the car runs ok I know that the set up of the carbs is not correct. Can anyone help me by telling me the "standard" jet sizes, as originally fitted. That would give me a goo...

Hi John, You have already had some good advice, but as I am a newly joined member and also the author of the article mentioned in the UK Ferrari magazine, I thought I might chip in. Firstly I would be happy to post the article to Tom's site but I can't work out how to do that yet! In the meantime I ...