Great explanations (some easier to understand) thank you very much. Now I feel comfortable with why the engine loses vacuum and I'll start ponderin' something else. BTW, I'm very happy with my original vacuum wipers, and I live in an area where it rains alot. What really "sucks" is my defroster...

Tyler


1953 3600 Pickup
1946 Fleetline Aerosedan
1948 Hudson Commodore