• Thumbnail for IOE engine
    The intake/inlet over exhaust, or "IOE" engine, known in the US as F-head, is a four-stroke internal combustion engine whose valvetrain comprises OHV inlet...
    24 KB (3,034 words) - 16:18, 25 February 2025
  • Thumbnail for Cylinder head
    Cylinder head (redirect from Engine head)
    1900s, the IOE engine remained in production in limited numbers until the 1990s. IOE engines are more efficient than sidevalve engines, but also more...
    8 KB (784 words) - 12:21, 15 June 2025
  • Thumbnail for Poppet valve
    engine RPM and could cause the engine block to overheat under sustained heavy load. The flathead design evolved into intake over exhaust (IOE) engine...
    18 KB (2,095 words) - 15:51, 29 April 2025
  • Thumbnail for Rover P5
    saloon with a 3-litre version of Rover's six-cylinder Inlet Over Exhaust (IOE) engine carried forward from the Rover P4 series. It was the first Rover car...
    16 KB (1,907 words) - 22:08, 27 May 2024
  • Thumbnail for Rover P4
    Rover P4 (section New engine)
    powerful version of the previous model's 2.1 L (2103 cc/128 in³) Rover IOE straight-6 engine now with chromium-plated cylinder bores, an aluminium cylinder head...
    31 KB (3,809 words) - 20:25, 15 June 2025
  • Thumbnail for Straight-six engine
    performance BMW S58 variants. Rolls-Royce's first straight-six engine was a 6.0 L IOE petrol engine, which was used in the 1905 Rolls-Royce 30 hp luxury car...
    41 KB (5,068 words) - 18:39, 30 May 2025
  • Thumbnail for Apollo (1910 automobile)
    called the "Mobbel" and featured an air-cooled 624 cc single-cylinder IOE engine. The company also offered air-cooled 1608 cc in-line fours and a 1575...
    2 KB (197 words) - 05:16, 4 June 2025
  • Thumbnail for Land Rover engines
    such as the Rover V8, the Rover IOE petrol engines or the current range of Ford/Jaguar-derived engines. The engines are listed below in the chronological...
    43 KB (5,309 words) - 18:54, 13 April 2025
  • Institute of Education, University College London IOE engine, a type of internal combustion engine Images of England, an online photographic record of...
    702 bytes (117 words) - 18:22, 12 January 2025
  • Thumbnail for Bentley 4 Litre
    financial state. Announced 15 May 1931, it used a modified 4-litre Ricardo IOE engine in a shortened 8 Litre chassis at two-thirds of the price of the 8 Litre...
    5 KB (402 words) - 23:45, 10 June 2025
  • Thumbnail for Willys Hurricane engine
    The Willys F4-134 Hurricane was an inline-4 F-head piston engine that powered the M38A1 military Jeep in 1952, followed by the famous Jeep CJ in the CJ-3B...
    11 KB (1,261 words) - 16:25, 13 April 2024
  • Thumbnail for Hemispherical combustion chamber
    possible to exceed the bore size within an overhead valve configuration. See IOE engine for another method. Also, the splayed valve angle causes the valve seat...
    22 KB (2,369 words) - 23:51, 9 April 2025
  • Thumbnail for Aquila Italiana
    Cesare Cappa [it], the cars were big four- and six-cylinder models with ioe engines of an advanced type. There was an interruption in construction after...
    4 KB (189 words) - 20:49, 26 May 2025
  • Thumbnail for Straight-eight engine
    straight line along the crankcase. The type has been produced in side-valve, IOE, overhead-valve, sleeve-valve, and overhead-cam configurations. A straight-eight...
    19 KB (2,391 words) - 01:14, 15 February 2025
  • Harley-Davidson engines are a line of engines manufactured since 1903 in Milwaukee, Wisconsin by the Harley-Davidson company for use in its motorcycles...
    8 KB (307 words) - 16:13, 11 April 2025
  • Thumbnail for Harley-Davidson
    Harley-Davidson motorcycles were powered by single-cylinder IOE engines with the inlet valve operated by engine vacuum, based on the DeDion-Bouton pattern. Singles...
    153 KB (15,174 words) - 13:53, 7 June 2025
  • Thumbnail for Ford Sidevalve engine
    4 cylinder sidevalve engines. Willment in the UK, designed and manufactured IOE valve cylinder heads for the side valve engines. Elva Engineering in the...
    8 KB (924 words) - 15:27, 15 January 2025
  • Combustion chamber (category Piston engine combustion chambers)
    valves (which are located beside the piston). IOE engines combine elements of overhead valve and flathead engines; the intake valve is located above the combustion...
    9 KB (997 words) - 17:47, 3 June 2024
  • Thumbnail for Harley-Davidson Model 7D
    625 Model 7Ds were manufactured. The Model 7D's motor was the F-head IOE engine, in use until 1929. It sold for US$300, which with inflation would be...
    6 KB (354 words) - 22:54, 4 May 2025
  • Thumbnail for Lorraine (automobile)
    2024). Plans for David Dunbar Buick to build a larger Lorraine with an IOE engine did not go past the prototype stage before the company declared bankruptcy...
    2 KB (125 words) - 08:39, 20 May 2025
  • Thumbnail for Motorcycle engine
    ISBN 0-7513-0043-8. IOE Inlet over exhaust. Valve layout in which the inlet valve is placed directly over the exhaust valve. Common on early engines, a development...
    41 KB (5,069 words) - 06:08, 24 March 2025
  • Thumbnail for Camshaft
    Camshaft (category Engine components)
    internal combustion engines used a cam-in-block layout (such flathead, IOE or T-head layouts), whereby the camshaft is located within the engine block near the...
    20 KB (2,339 words) - 04:52, 4 February 2025
  • Thumbnail for Coventry Climax
    engine of inlet over exhaust (IOE) design, and a 4-cylinder engine in 1932. In 1934 Commercial Motor referred to the 'popular Coventry Climax engines'...
    62 KB (7,938 words) - 11:28, 18 May 2025
  • Thumbnail for Indian Four
    the Four was the "upside down" engine on the 1936-1937 models. While earlier (and later) Fours had inlet-over-exhaust (IOE) cylinder heads with overhead...
    10 KB (914 words) - 21:07, 6 February 2025
  • Thumbnail for Indian Powerplus
    Indian Powerplus (category Pages using infobox engine with unknown parameters)
    V-twin engine. The new engine used side valves instead of the inlet-over-exhaust (IOE) valve layout used in Hedstrom's designs. The flathead engine was quieter...
    10 KB (689 words) - 03:16, 20 December 2024
  • featured an 6 cylinder aluminium Rolls-Royce FB60 engine, a short-stroke version of the B series engine: 4, 6 and 8 cylinder units of which more than 30...
    13 KB (1,248 words) - 19:42, 19 November 2024
  • Thumbnail for Humber Limited
    Wolseley" ('s 1920s cars). Out, he said, went uncertain braking, the i.o.e. engine and superbly finished coachwork, the new cars were pure Rootes with...
    33 KB (3,779 words) - 13:46, 15 June 2025
  • Thumbnail for Willys Jeep Truck
    five horizontal bars. In 1951 the Hurricane IOE four cylinder engine replaced the earlier flathead engine, increasing power from 63 hp (47 kW) to 72 hp...
    6 KB (285 words) - 16:35, 3 October 2024
  • Thumbnail for Daimler Stahlradwagen
    Panhard's Daimler-designed V-twin engine demonstrated at the Paris Exposition of 1889 and inquiring into the engine's weight and power, Armand Peugeot...
    5 KB (314 words) - 15:41, 3 February 2025
  • Model Engine Years Notes Models 0, 1 (Named retroactively in 1908) 24.74 cu in (405.4 cc) IOE single 1904–1905 Single-downtube bicycle-like frame, direct...
    23 KB (126 words) - 23:43, 14 June 2025