I thought the 2 wire part of that switch was to turn the electric choke on, not the heater. Ken Ames Quoting Mark Price <mprice@xxxxxxxxxx>: > Mine is a name brand switch that so far has held up fine. > I'm thinking maybe it came from Painless or Holley. Probably made by the same > co. as the Echlin! > You can also source this switch by asking for one for an 85 Eagle 6 cyl. They > used the two terminal pass through to power the undercarb manifold heater. > The heater drew so much power they smoked the switchs left and right. We > would bypass the switch. Then you had to warn the owner to be careful as it > would kill the battery if they sat with the key on and the engine not > running. > > Mark Price > mpriceATwestco.net > Morgantown, WV > 69 AMC rambler, 4.0L, EFI, 5 speed > 65 Ambassador Conv, 327 AUTO, Basketcase > 01 S-10 CREWCRAP 4X4 > > > > ---------- Original Message ---------------------------------- > From: Tom Jennings <tomj@xxxxxxx> > Reply-To: mail-From-mprice-westco.net@xxxxxxxxxxxx > Date: Tue, 19 Jul 2005 15:13:36 -0700 (PDT) > > >On Tue, 19 Jul 2005, Mark Price wrote: > > > >> You can get the oil pressure switch from Summitt. > > > >NAPA Echlin OP6626 is a three-pronged screw-in oil pressure switch > >("idiot light driver") and electric pump switch combined. > > > >The middle prong grounds when there's no pressure (turning the > >light on). The other two short together when there IS oil > >pressure (turn the pump on). > > > > > > > >That said -- next email -- > > > > > > > > > > > > > > > > > > > > > > > > >