Search found 1 match
Search found 1 match • Page 1 of 1
- Wed Aug 30, 2017 5:05 pm
- Forum: Series 3
- Topic: Thermostatic Vacuum Valve and Retard Unit
- Replies: 23
- Views: 16760
Hi...i am a new user here. As per my knowledge what you need to do is use your gauge to measure 1/ manifold vacuum at various throttle openings; 2/ ported vacuum at the place where the later ZS carbs had their EGR connected at various throttle openings and finally 3/ vacuum from the LH rear carburet...