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 valves within the cylinder head and exhaust side-valves within the engine block.

2019年4月28日 · Initially proposed as a flat head for the station wagon, it went the F-head way when the Willys Aero arrived in 1952. The Brazilian operation inherited both the car and the engine, which was kept in production until 1975 (for automotive use).

F-Head.com contains information that may be of interest to anyone preserving, repairing or building a single speed F-Head Harley Davidson motorcycle from the period 1910-13. It includes information on the parts we manufacture ourselves, as well as a selection of used parts that we think may be of use.

2016年8月16日 · The F head was a performance engine in the day of long stroke, small bore engines. In those days the designer had a choice of a more efficient OHV layout with small valves, restricted by the bore diameter

The Harley Davidson F-Head was so called because of its “Inlet over Exhaust” engine configuration, also termed “pocket valve”, this being very much the standard of the day. The F-Head models of the first decade were very much functional, ‘common sense’ motor cycles with larger, more powerful engines than those of their competitors.

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, CJ-5, and CJ-6 models. It was also used in the Willys 473 and 475 pickups, wagons, and sedan deliveries.

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Short history of the Harley Davidson F head motor and it's evolution into Harley's V Twin.

2007年3月30日 · One of the enduring Jeep F-head mysteries has been solved. For years, owners of F-134’s have scratched their heads and wondered why the horsepower delivered by their engines did not quite match manufacturer’s specs. Now the truth can be told.

We carry the largest selection of Jeep F-Head Engine replacement parts around! If you are looking for OEM Jeep replacement engine parts or want to upgrade your Hurricane engine we have everything that you will need!