Yellow Caterpillar diesel engine in the olive-green bay of a mil…

Open engine bay of a military-green heavy truck showing a yellow Caterpillar diesel with polished intercooler piping clamped in orange couplers, a spin-on fuel filter housing and a bar-code service tag on the valve cover. Green and yellow hard lines, braided hydraulic hoses and a stenciled warning decal on the olive-drab bodywork surround the engine.

AI caption August 2006 · Photo 1257 of 1440