Heat Engine/Heat pump type Peak Power Output Power-to-weight ratio Example Use SI English SI English Wärtsilä RTA96-C 14-cylinder two-stroke Turbo Diesel engine[3] 7007800800000000000♠80,080 kW 7007812216300127408♠108,920 hp 0.03 kW/kg 0.02 hp/lb Emma Mærsk container ship Suzuki 538 cc V2 4-stroke gas (petrol) outboard Otto engine[4] 19 kW 7004186424967895567♠25 hp 0.27 kW/kg 0.16 hp/lb Runabout boats DOE/NASA/0032-28 Mod 2 502 cc gas (petrol) Stirling engine[5] 62.3 kW 7004622659392771195♠83.5 hp 0.30 kW/kg 0.18 hp/lb Chevrolet Celebrity[•] 1985 GM 6.6 L Duramax LMM (LYE option) V8 Turbo Diesel engine[1] 246 kW 7005246080957622149♠330 hp 0.65 kW/kg 0.40 hp/lb Chevrolet Kodiak[•], GMC Topkick[•] Junkers Jumo 205A opposed-piston two-stroke Diesel engine[6] 647 kW 7005646521788661828♠867 hp 1.1 kW/kg 0.66 hp/lb Ju 86C-1 airliner, B&V Ha 139 floatplane GE LM2500+ marine turboshaft Brayton gas turbine[7] 30,200 kW 7007302008447990819♠40,500 hp 1.31 kW/kg 0.80 hp/lb GTS Millennium cruiseship, QM2 ocean liner Mazda 13B-MSP Renesis 1.3 L Wankel engine[8] 184 kW 7005184187868280820♠247 hp 1.5 kW/kg 0.92 hp/lb Mazda RX-8[•] PW R-4360 71.5 L 28-cylinder supercharged Radial engine 3,210 kW 7006320650944780376♠4,300 hp 1.83 kW/kg 1.11 hp/lb B-50 Superfortress, Convair B-36 C-97 Stratofreighter, C-119 Flying Boxcar Hughes H-4 Hercules "Spruce Goose" Wright R-3350 54.57 L 18-c s/c Turbo-compound Radial engine 2,535 kW 7006253537956337971♠3,400 hp 2.09 kW/kg 1.27 hp/lb B-29 Superfortress, Douglas DC-7 C-97 S/f prototype, Kaiser-Frazer C-119F O.S. Engines 49-PI Type II 4.97 cc UAV Wankel engine[9] 0.934 kW 7002933616239221002♠1.252 hp 2.8 kW/kg 1.7 hp/lb Model aircraft, Radio-controlled aircraft JetCat SPT10-RX-H UAV turboshaft[10] 9 kW 7003900000000000000♠12 hp 3.67 kW/kg 2.24 hp/lb Model aircraft, Radio-controlled aircraft GE LM6000 marine turboshaft Brayton gas turbine[11][12] 44,700 kW 7007446674223077779♠59,900 hp 5.67 kW/kg 3.38 hp/lb Peaking power plant GE CF6-80C2 Brayton high-bypass turbofan jet engine[12] Boeing 747[•], 767, Airbus A300 BMW V10 3L P84/5 2005 gas (petrol) Otto engine[13] 690 kW 7005689772381213599♠925 hp 7.5 kW/kg 4.6 hp/lb Williams FW27 car[•], Formula One auto racing BMW i4 1.490L M12 engine 1987 gas (petrol) Otto engine[13] 1030 kW 7006104397982021517♠1,400 hp 8.25 kW/kg 5.07 hp/lb Arrows A10 car[•], Formula One auto racing GE90-115B Brayton turbofan jet engine[14][15] 83,164 kW 7007831649238780842♠111,526 hp 10.0 kW/kg 6.10 hp/lb Boeing 777 PWR RS-24 (SSME) Block II H2 Brayton turbopump[16][17] 63,384 kW 7007633844890844929♠85,000 hp 138 kW/kg 84 hp/lb Space Shuttle (STS-110 and later) [•] PWR RS-24 (SSME) Block I H2 Brayton turbopump[2] 53,690 kW 7007536903907539234♠72,000 hp 153 kW/kg 93 hp/lb Space Shuttle