Everything you need to know about each trim in the 2021 Dodge Challenger lineup, all in one place. V8, HEMI, MDS, 5.7 Liter. V8, HEMI, MDS, 6.4 Liter check out Kelley Blue Book's 2021 We were up 10.2 hp and 8 lb-ft over the baseline—that's 5.7 Hemi horsepower most calibrated butts can feel. Autolite Spark Plug Swap Next, we gapped the new Autolite plugs to .065 inch, torqued Both the Mustang's 5.0-liter DOHC 32-valve V-8 and the Camaro's 6.2-liter pushrod V-8 This increases the injector flow rate of the Hellcat's injectors to 68 lb/hr, and when factoring in the typical brake specific fuel consumption rate of 0.60 pounds of fuel per hour (per hp) for a o Award-winning 3.6-liter Pentastar V-6 with 303 horsepower in SXT, SXT AWD, GT and GT AWD models o Legendary 5.7-liter HEMI V-8 with up to 375 horsepower in R/T models o Naturally aspirated 392 HEMI V-8 with 485 horsepower in R/T Scat Pack and Scat Pack Widebody models o Supercharged 6.2-liter HEMI V-8 with 717 horsepower in SRT Hellcat models m8UJ7C.

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