bobsurgranny on MSNOpinion

Pure mechanical violence from a 53-litre aircraft engine

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

Rotary vs radial aircraft engines, the circular powerplants that changed early aviation

Part two of the Quest for Power series breaks down rotary and radial engines, why circular layouts solved cooling and reliability, and why they also came with nasty tradeoffs. From WWI rotaries to ...
insider.si.edu

Anzani 6 A, 2-Row, Radial 6 Engine

Power rating: 33.6 kW (45 hp) at 1,300 rpm Displacement: 4.6 L (279 cu in.) Bore and Stroke: 90 mm (3.5 in.) x 120 mm (4.7 in.) Alessandro Anzani, an Italian who originally built motorcycles in France ...