| 词条 | Franklin O-405 | ||||||||||||||
| 释义 |
The Franklin O-405 (company designation 6AC-403) was an American air-cooled aircraft engine of the 1940s. The engine was of six-cylinder, horizontally-opposed layout and displaced {{convert|405|cuin|L|abbr=on|2}}. The power output was between {{convert|200|hp|kW|abbr=on|0}} and {{convert|250|hp|kW|abbr=on|0}} depending on variant. The O-405-9 (6ACV-403) was a vertically mounted, fan cooled version for helicopters. Variants
Applications
Specifications (6AC-403/XO-405-1){{pistonspecs| |ref={{fact|date=December 2017}} |type=6-cylinder air-cooled horizontally opposed aircraft piston engine |bore=4.625 in (117.5 mm) |stroke=4.0 in (101.6 mm) |displacement=403.2 in³ (6.6 L) |length= |diameter= |width= |height= |weight=405 lb (184 kg) |valvetrain= |supercharger= |turbocharger= |fuelsystem= |fueltype= |oilsystem= |coolingsystem=Air-cooled |power=200 hp (149 kW) at 2,750 rpm |specpower= |compression= |fuelcon= |specfuelcon= |oilcon= |power/weight= }} See also{{aircontent|see also= |related= |similar engines=
|similar aircraft= |lists=
}} References{{Commons category|Franklin aircraft engines}}
3 : Franklin aircraft engines|Aircraft piston engines 1940–1949|Boxer engines |
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