If you have a medium or heavy duty cooler you can skip the radiator altogehter. Otherwise go through the radiator then the cooler. I'm not sure which is the supply and return lines. The left (driver's) side is usually the supply? On June 24, 2005 Todd Wallis wrote: > I'm about to put a trans cooler in the 73 Jav. > > Which side of the radiator flows trans fluid in and which side goes out > (back to the trans)? > > Do I need to route the flow through the radiator, into the cooler and back > to trans or can I by-pass the radiator completely? > > Thanks, > > Todd W ============================================================= Posted by wixList Archiver -- http://www.amxfiles.com/wixlist