Uploaded August 2020 | Updated September 2026, 3 days ago
The previous owner of the DB990 sold it because he was having trouble with air getting in to the fuel pump. I've solved the problem with a new o-ring on the hand pump intake fitting.
The previous owner of the DB990 sold it because he was having trouble with air getting in to the fuel pump. I've solved the problem with a new o-ring on the hand pump intake fitting.










