Pratt & Whitney R-1830

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Pratt & Whitney R-1830 "Twin Wasp" (sectioned)

A R-1830 used in a B-24 Liberator restoration project.

The Pratt & Whitney R-1830 Twin Wasp was an engine widely used in American aircraft in the 1930s and 1940s. It was a two-row, 14 cylinder, air-cooled radial design. It displaced 1,830 cubic inches (30 L) and its bore and stroke measured 5.5 and 5.5 in (140 and 140 mm), respectively.

Models

• R-1830-64 - 900 hp (671 kW).
• R-1830-86 - 1,200 hp (895 kW)

Specifications (R-1830-86)

External link

• http://www.pratt-whitney.com/about_history_classic_r1830.asp

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