Used 2014 Dodge Challenger Performance and Interior . The 2014 Dodge Challenger’s base engine is a Pentastar V6 that produces 305 horsepower. Two Hemi V8 engines are available: R/T models have a 5.7-liter that makes 372 or 375 horsepower (depending on the transmission), while the 6.4-liter in the SRT8 puts out a whopping 470 horsepower. misfit-muscle Scat Pack • 7 mo. ago. 21 WB scat charger, 12mpg city 220 miles a tank, 22mpg road trips with cruz set at 85mph and 350 miles a tank. 3. Charger_scatpack • 7 mo. ago. About .02miles per tank . (2020 scat pack ) 3. Pale117 • 7 mo. ago. 22 Hellcat Redeye gets around 300 miles on a tank. 3. EPA fuel economy estimates stand at 23 mpg combined (19 city/30 highway). The Challenger R/T gets a 5.7-liter V8 and a standard six-speed manual transmission that harnesses 375 hp and 410 lb-ft. 10HORT. 1675 posts · Joined 2010. #11 · Jul 16, 2019. I've had both and the oil changes are less frequent on the 6.4, but more expensive, my gas mileage went from (Driving the way I want to, not like I should for max economy) 15.5-16 in my R/T to about 14.0 in my Scatpack. Trick 1: By Reducing Resistances. Any kind of resistance or blockage can affect your mileage. So, try to reduce resistance in your function of the engine. It will surely help to increase a little bit amount of mileage. For example- you can turn off the A/C or turn off the auto mode. Fuel Economy of 2015 Dodge Vehicles. EPA MPG Owner MPG Estimates 2015 2015 Dodge Challenger SRT8 8 cyl, 6.4 L, Automatic 8-spd Premium Gasoline: See pricing for the Used 2015 Dodge Challenger R/T Coupe 2D. Get KBB Fair Purchase Price, MSRP, and dealer invoice price for the 2015 Dodge Challenger R/T Coupe 2D. Fuel Economy. City 16/Hwy "The 3.6L and 5.7L engine (with automatic transmission) is designed to meet all emissions regulations and provide satisfactory fuel economy and performance when using high-quality unleaded gasoline having an octane range of 87 to 89. The manufacturer recommends the use of 89 octane for optimum performance." Hal H. The M6 5.7 has more aggressive tuning / timing advance curves over the A8 (and A5 for '09 - '14) this is why the HP rating is 2 - 5hp (depending on years) and 10ft.lb. torque higher over the A5 / A8 application. In order to get the peak power the M6 / 5.7 is tuned for, you need 91 octane. 3aV0n3l.

dodge challenger 5.7 fuel consumption