Print Scale has released a three-piece resin Pratt & Whitney R-2800 Double Wasp engine

Metallic Details has released two scale versions of the Pratt& Whitney R-1830 engine in 1:48 and 1:32 scales

Revell has posted a CAD image of the Pratt & Whitney J58 that will feature in the 1:48 scale release of the Lockheed SR-71 Blackbird

RESIN2Detail has posted images on Facebook of the Pratt& Whitney R-1830 Twin Wasp that will be available in multiple scales