Base engine: 3.6-liter V6 with 303 horsepower and 268 pound-feet of torque; Available engines: 5.7-liter Hemi V8 with 375 horsepower and 410 pound-feet of torque; 6.4-liter Hemi
These cars are a great deal for Challenger shoppers. Click below to find your next car. 2023 Dodge Challenger R/T. $50,290. Mileage: 12. Location: 44 miles away. 2023 Dodge Challenger R/T. $50,370. Mileage: No data.The stock 5.7L Hemi engine in a Dodge Challenger or Charger can handle up to about 9 psi of boost, according to most tuners. This surge normally delivers roughly 550 horsepower and 500 pound-feet of torque at the tires. As you may expect, the actual statistics will differ based on your specific setup and tuning.
These engines get between 1.1 and 1.2 hp per cubic inch. The 5.7 is under rated by about 30 hp, the 6.1 is pretty accurate at 420 hp, the 392 is slightly over rated.Remember the larger engines are factory tuned to run on 91 octane , the 5.7 will run on 87 octane.