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The Hemi-6 is a pushrod O.H.V. (overhead valve engine), with combustion chambers comprising about 35% of the top of the globe. This creates what is known as a low hemispherical shaped chamber. In this way, the "Hemi" moniker was used for the same kind of marketing cachet as Chrysler's 1950s-1970s Hemi V8 engines.
Chrysler developed its first experimental hemi engine for the Republic P-47 Thunderbolt fighter aircraft. The XIV-2220 was an inverted V16 rated at 2,500 hp (1,860 kW). The P-47 was already in production with a Pratt & Whitney radial engine when the XIV-2220 flew successfully in trials in 1945 as a possible upgrade, but the war was winding down and it did not go into production.
The Chrysler B and RB engines are a series of big-block V8 gasoline engines introduced in 1958 to replace the Chrysler FirePower (first generation Hemi) engines. The B and RB engines are often referred to as "wedge" engines because they use wedge-shaped combustion chambers; this differentiates them from Chrysler's 426 Hemi big block engines that are typically referred to as "Hemi" or "426 Hemi ...
The Super 8 Hemi came equipped with a Chrysler 5.7-liter EZB/EZD HEMI OHV V8 engine developing up to 353 hp (263 kW; 358 PS), 395 lb⋅ft (536 N⋅m) torque and has a top speed of 154 mph (248 km/h). It will go from 0-60 in about 5.7 seconds and mated with a four-speed automatic transmission with an Autostick .
The 5.9 L came factory-installed in 1998–2001 Dodge Dakota R/T pickups and 2000–2003 Dodge Durango R/T SUVs. It was also installed in the Jeep Grand Cherokee Limited 5.9, only available in 1998. The 5.9 L Magnum was available until the 2003 model year, when it was replaced with the 5.7 L Hemi V8 engine. [18]
Similarly, the Dodge Viper SRT-10 along with the Dodge Ram SRT-10 had an 8.3 L V10. Currently, the quickest SRT production models are the 2023 Dodge Challenger Demon 170 with a quarter-mile time of 8.91 seconds, the 2021 Dodge Challenger SRT Super Stock with a quarter-mile time of 10.5 seconds, [ 4 ] and the 2021 Dodge Charger SRT Hellcat ...
Chrysler's Multi-Displacement System (MDS) is an automobile engine variable displacement technology. It debuted in 2005 on the 5.7 L modern Hemi V8.Like Mercedes-Benz's Active Cylinder Control, General Motors' Active Fuel Management, and Honda's Variable Cylinder Management, it deactivates four of the V8's cylinders when the throttle is closed or at steady speeds.
The 2015 Dodge Charger SRT Hellcat was introduced on August 13, 2014, prior to being shown at the Woodward Dream Cruise and was unveiled at the 2014 South Florida International Auto Show in November. It includes the same 707 hp (527 kW; 717 PS), 650 lb⋅ft (880 N⋅m), 6.2-liter supercharged Hemi V8 present in the Dodge Challenger SRT Hellcat.