That is one excellent model, Al. 
All I've got this week are a couple of Diecast Direct forklift trucks that I've tarted up . . .
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A 3 mm yellow LED with a 330 Ω resistor for ballast and two proto white surface mounted LEDs with 1 kΩ resistors.
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The axles are glued and the bottoms of the tires are ground flat to make them sit nicely.
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A scratch built LPG tank and some splattered mud.
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There is a two function decoder coming - to run the headlights and the beacon.
Not a bad result from a $20 truck - if I do say so myself. 
The other one ended up with a second hand Loksound decoder . . .
That diorama is not quite finished . . .
Cheers