> Methinks this is a 5k (aluminum) Vs 4kQ/ur-Q (copper) difference, though > many replacement 4kQ radiators are of the plastic/copper type. The 4000 also came with aluminum-and-plastic radiators. /| | | |\ | |\ | | |\ | AudiDudi@delphi.com /-| | | | | | = | | | | | | | Jeffrey Goggin / | |_| |/ | |/ |_| |/ | Scottsdale, Arizona