This one is going up pretty fast, but just as well built and detailed as anything else you've done. Keep it going, the eye candy is rolling off your bench.
Harry, you are absolutely right, Sculpey works beautifully for this kind of work. The crates, of course, will be easier to make out of real wood. Just get the scale right and it should look fine.
Jay, I like the color and he engine details too, although everything is hard to look at because it's a darker picture. Why don't you want to use the stock grill?
Here's the model that started it all for me. It will always hold a special place in my collection. It opened my imagination right up. I found the plastic pig at Michaels, brought it home and immediately I thought of putting it on top of the Hasegawa VW Bus, and well . . . the rest is just pure styrene fun: