Placing the Bell P39 Aircobra.

[Jukka Juutinen]

Originally Posted by Graham Boak

Cherrypicking Jukka: the equivalents of the Hercules and the Centaurus are the R2340 and R2800. Neither had particularly difficult or extended development histories, both had exemplary war records. The R3350 was a 4-row radial "corncob" of double the power and later in concept - although earlier than the Centaurus into service. Which I think supports my point not yours. Did Fedden ever propose a massive 4-row radial?

What the hell is "R-2340"? This is a completely new design to me. When did the 18-cylinder R-3350 transform into a 4-row radial? BTW, Centaurus´s capacity is 3270 cu.in. BTW, an R2800 is a 2800 cc small radial, an R-2800 is something else.