
With the improved engine, the current SRT8 model is not only faster than the previous model but also has better fuel efficiency than the previous one. The new engine is used in the 2012 Dodge Challenger SRT8, Dodge Charger SRT8, Chrysler 300 SRT8, and the Jeep Grand Cherokee SRT8. Other SRT models have recorded quarter-mile performances, from 12.8 seconds for the AMG-based Chrysler Crossfire SRT-6 to the Dodge Neon SRT-4 at 13.9 seconds.Ĭhrysler released the 6.4 L Hemi engine in early 2011. Similarly, the Dodge Viper SRT-10 along with the Dodge Ram SRT-10 had an 8.3 L V10.Ĭurrently, the fastest SRT production models are the 2018 Dodge Challenger Demon with a quarter-mile time of 9.65 seconds, the 2021 Dodge Challenger SRT Super Stock with a quarter-mile time of 10.5 seconds, the 2021 Dodge Charger SRT Hellcat RedEye with a quarter-mile time of 10.6 seconds, the 2015 Dodge Charger Hellcat with a quarter-mile time of 11.0 seconds, the 2013 Dodge Viper with a quarter-mile time of 11.1 seconds, the 2015 Challenger Hellcat with a quarter-mile time of 11.2 seconds, the Dodge Durango SRT Hellcat with a quarter-mile time of 11.5 seconds, the Jeep Grand Cherokee Trackhawk with a quarter-mile time of 11.5, and the Dodge Challenger R/T Scat Pack 1320 with a quarter-mile time of 11.7 seconds.

For example, Chrysler 300C models with 6.1 L Hemi V8s when in the SRT version are named as the Chrysler 300C SRT-8.

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The number that follows the "SRT" prefix denotes the number of engine cylinders. The naming convention used by SRT for its models is indicative of the vehicle's engine type.
