Hurricane
1 × Rolls-Royce Merlin XX liquid-cooled V-12, 1,185 hp (883 kW) at 21,000 ft (6,400 m)
Spitfire engine HP and type depends on the Model
This is for an early Mk-V
Powerplant: 1 × Rolls-Royce Merlin 45[nb 14] supercharged V12 engine, 1,470 hp (1,096 kW) at 9,250 ft (2,820 m)
Mk-IX
1,720 hp (1,283 kW) at 11,000 ft (3,353 m) Pretty close to the P-51 eng.
The last ones had this eng.
R-R Griffon
2,120 hp (1,771 kW) at 12,250 ft (3,734 m)