Drivers side of the cylinder head above the intake and exhaust clear at the rear. Up till mid 90's then they did away with that one and went to just using the sensor mounted in the Tstat housing and having the ECU tell the gauge what to do. Late model 4.0L have no provision for a temp sender when swapping into older cars/Jeeps. 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: Mon, 16 May 2005 11:33:33 -0700 (PDT) >On Mon, 16 May 2005 farna@xxxxxxx wrote: > >> All late models have them at the same place as the 4.0L. > >Then the mystery deepens! > >Where is it on a 4.0?! > > >:-) > > > >