At 13:41 5/04/2002 -0500, Douglas Frank wrote: >I'm a little confused. OK, more than a little. > >The oil filler communicates with the top of the head, not the intake. >What's to suck vacuum there? Hmmmm, the valve cover has a vent into the intake to suck the oil vapours into the engine again...this is how it works. Mihnea