Wright R-760 Whirlwind
Performance
Table:
Specifications for different R-760 variants

Engine
Power, continuous
Power, takeoff
Compression ratio
Supercharger gear ratio
Octane rating
Dry weight

R-760E[5]

250 hp (186 kW) at 2,000 RPM

5.1:1
7.05:1
73
530 lb (240 kg)

R-760E-1[7]

285 hp (213 kW) at 2,100 RPM
300 hp (224 kW) at 2,250 RPM
6.1:1
7.05:1
73
565 lb (256 kg)

R-760E-2[9]

320 hp (239 kW) at 2,200 RPM
350 hp (261 kW) at 2,400 RPM
6.3:1
9.17:1
80
570 lb (259 kg)

R-760E-T[11]

235 hp (175 kW) at 2,000 RPM

6.1:1
none
73
540 lb (245 kg)

Per the details in the table that covers 'Wright R-760 Whirlwind' in the 'Performance' section, produce a single-sentence summary focused on the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.