Here are the ones that I found in the FAM and in the Accessories Installation Manual ...
ENGINE AND BATTERYTwo braided flat ground straps for 3100 with foot operated starter in FAM. Engine ground strap to bolt on starter pedal assembly and to frame. Guide clip #3656673 that Tim describes is shown in diagram.
> FAM Sect 12, Sheet 8.00Two braided flat ground straps for 3100 with Hydramatic in FAM. (Why is the bolt holding the battery ground to the frame a different number for Hydramatic vs manual shift??)
> FAM Sect 7, Sheet 3.04#3691120 ENGINE GROUND STRAP shown in the FAM is not listed in the 1929-1954 MPC. The strap in the MPC is #5286947 (13" O.L. - 13/32 dia. holes)
> MPC STRAP, Engine Ground 2.348 - 5286947#5286799 GROUND CABLE shown in the FAM is not listed in the 1929-1954 MPC. The strap in the MPC is #5298404 (14-1/4 ctr. to ctr. term. holes)
> MPC CABLE-STRAP, Battery Ground, with Terminal 2.341 - 5298404RADIOAn eight inch braided flat ground strap was packed with the 1954 truck radio. It connected to the screw on the right rear corner of the valve cover and to the bolt on the fender brace at the dash. You can see the ground strap that came with the radio in Greg Hill's photos.
> 1954 Truck Radio "N-I-B" (Greg Hill)> 1954 Truck Radio Installation Parts (Greg Hill)> 1954 Truck Radio Packing Slip (Greg Hill)> 1954 Truck Radio Ground Strap Instructions AIM, p92- Lonnie