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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.
The AMC straight-4 engine is a 2.5 L straight-four engine developed by American Motors Corporation (AMC) that was used in a variety of AMC, Jeep, and Dodge vehicles from 1984 through 2002. The 2.5 L I4 Jeep engine shared design elements and some internal components with the AMC 4.0 L I6 that was introduced for the 1987 model year.
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American Motors retained the Buick engine briefly after it bought Jeep. The engine was retired in 1971 shortly after AMC acquired Kaiser in 1970. American Motors sold the tooling back to General Motors in 1974. [4] The engine was an odd-fire V6, meaning that TDC for the cylinders was not evenly spaced around the engine but grouped in pairs.
The engine was developed by Willys' Chief Engineer, Delmar "Barney" Roos, and was the most powerful of the three prototype vehicles evaluated by the U.S. Army for production. [4] Roos took the "less than impressive" 48 hp (36 kW; 49 PS) automobile engine and increased its performance and durability. [ 5 ]
The name was subsequently passed on to 4.0s in the other Jeep models that used the engine, the Cherokee and Wrangler. The cylinder head was again changed for the 2000 model year to a more emissions-friendly design. [citation needed] This head was designated as "0331" in the casting number. Early 0331 heads are prone to cracking, causing coolant ...
As with some other engines of various architecture used in some Jeeps, EDZs used in the Liberty carried Chrysler's PowerTech name. The first 2.4L turbocharged engine was the EDZ turbo (variant of regular EDZ engine and developed by Chrysler's Mexican division), used on the Mexican Dodge Stratus R/T & Cirrus since 1996 to 2000. It was developed ...
The Chrysler Pentastar engine family is a series of aluminium (die-cast cylinder block) dual overhead cam 24-valve gasoline V6 engines introduced for the 2011 model year in Chrysler, Dodge, and Jeep vehicles. The engine was initially named "Phoenix," but the name was changed before the official launch due to a trademark conflict; the Pentastar ...