The Bristol Centaurus is a 53-litre radial engine from an era when aircraft relied on raw displacement and mechanical force.

While Rob Dahm’s garage is no stranger to monstrous rotary engines, including four-rotor units cranking out more than 1,000 horsepower, this one is mind-bending. Here we have a massive, ...

The Twin Cat was a late 1970s/early '80s supplemental type certificate (STC) modification for the Grumman Super Ag Cat, replacing its single radial engine with two Lycoming flat-6 engines to offer ...

The revitalization of the Meyers Manx brand over the past few years has been thrilling to watch, as the dune buggy company gears up to launch its wholly new Manx 2.0 EV alongside the classic kits and ...

Bore and Stroke: 156 mm (6.125 in.) x 174 mm (6.875 in.) The Wright Cyclone series began in 1924 with a U.S. Navy contract for a nine-cylinder air-cooled radial engine having approximately the same ...

Just because LEGO Technic is technically a toy doesn’t mean that you cannot do solid engineering with it, like building ...