The speed controller is the circular object between the rear wheels.
The spring-like objects extending rearward from the speed control are two of four load resistors used in the speed control circuit. The remaining two resistors are mounted below the upper two.
Blocking diodes used to isolate battery cell groups are heatsink mounted on top of the main battery box which contains 126 of the 180 silver-zinc cells. The remaining 54 cells are distributed between two smaller battery boxes located on either side of the driver seat.
The drag parachute attachment to a main chassis member is at the bottom of the picture.
Damp salt clings to the tires. It also attached to the exterior of the vehicle and even found it's way inside the body shell through vents.