vespa px 125-180
- Doom Patrol
- registered user
- Posts: 1823
- Joined: Wed Jan 07, 2009 5:03 pm
- Main scooter: Jet 200
- Location: Second star on the right and straight on till morning
- Contact:
Changing the spark plug won't cure it. It sounds as if it's rich. You might want to think about smaller jets.
Put less petrol in....