Dave; If you pass on the valve (tube) numbers for that radio I can give you their European equivailents. I think that the model 403 is the MoPar part number, the set was likely manufactured by either Philco, Motorola, or Bendix depending upon the year. What year of Imperial was your car again? Best Regards Arran Foster 1954 Imperial Newport Needing A Left Side Tailight Bezzel and other trim parts. ----- Original Message ----- From: "Dick Benjamin" <dickb@xxxxxxxxx> To: <mailing-list@xxxxxxxxxxxxxxxx> Sent: Tuesday, November 25, 2003 3:26 PM Subject: Re: IML: 403 radio valve Most push into a socket. Tell me the tube number and I can tell you for sure. What does the '403' refer to? Dick Benjamin ----- Original Message ----- From: "Dave & Tracy" <dave-tracy.sherratt@xxxxxxxxxxxx> To: <L-ForwardLook@xxxxxxxxxxxxx>; <mailing-list@xxxxxxxxxxxxxxxx> Sent: Tuesday, November 25, 2003 11:44 AM Subject: IML: 403 radio valve Hi is a radio valve a push in fit or is it soldered, direct to the mother board. Thanks Dave.