If you look at aircraft from the Second World War or earlier, you'll notice that many of them have engines with large frontal areas and cylinders arranged about the propeller crankshaft. This a radial ...

Honda might be looking back to early aeronautics in its latest bid to make variable compression engines simpler and sturdier. The engine is designed to take advantage of the simple crank design of ...

We think it’s likely that there are a lot of automobile or motorcycle enthusiasts — some may be reading this right now, in fact — who are always dreaming of what they’d build if only they had the time ...

Last week, we introduced you to Robert “Jocko” Johnson, the desert-dwelling sculptor/cylinder head-porting master/would-be land speed record-breaker profiled in the May 5, 1997 issue of Autoweek. This ...

The removal and overhaul of a Lee tank’s radial engine reveals the complexity of maintaining mid-20th-century armored vehicles. Engineers carefully disassemble heavy components while parallel engine ...