Search results

Windshield motors are heavy duty and are (was) also produced for commercial trucks, "Air push" by Sprauge....

#2, here is an image of the truck trailer rig circa 1970. About the foam, it's probably polyurethane, like what's used for building insulation.

The cargo version was designed to swim, generally without any preps. The cargo bed sides are all sealed with low pressure air. The cab is completely water proof with feed-through connectors and pressure sealed doors. Foam filled floatation chambers in the front help make up for the weight of the...

This series of trucks was designed to mil-spec from scratch and many little things show a better way to do it, as well as big things too. Here are some images of typical mil-spec solutions.