The Republic P-47 Thunderbolt
"The Big Beautiful Jug"
The P-47D-25 and later versions were factory mated with the
paddle blade propeller.  Other models were retro-fitted with the
new props.  Introduction of the paddle blade prop enabled the
thunderbolt amazing climbing and turning ability.
Pratt & Whitney R2800 Double Wasp, 18
cylinder engine.  When coupled with the
supercharger and water injection system it
developed over 2500 horsepower.

The R2800 was also used to power the F4U
Corsair, F6F Hellcat, F7F Tigercat, F8F
Bearcat, P-61 Black Widow, A-26 Invader and
many others.
Pratt & Whitney Official Website
P-47 Thunderbolt Powerplant
P-47D-22 with Hamilton Paddle Blade Prop
P-47D-28 with Curtis Paddle Blade Prop
P-47D-28 with Hamilton Paddle Blade
P-47C with Curtis Electric Prop