My game buddy Brian found a free set of rules for post-apocalyptic car battles called Axles And Alloys. We had two games a couple of weekends ago, and it is really fun, with lots of high-speed mayhem, guns, rams, and drifting around the table. I bought a few Matchbox cars to convert, and Bryan gave me a school bus. Last night I had a go at converting the bus, and here's the result:
It still needs some work - more dirt, spikes, armor plates, and some guns - but I think it's a good start.