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Is a 392 faster than a Scat Pack?

In short, there isn’t a simple yes-or-no answer. The 392 refers to the 6.4-liter Hemi engine, and the Scat Pack is a performance trim that often uses that engine. Actual speed depends on the exact model year, transmission, tires, weight, and tuning. In many cases the difference is in configuration rather than a clear “392 equals faster” rule.


What the terms mean and how they relate to speed


To understand speed, it helps to separate engine designation from trim level. The 392 is the engine code for the 6.4L Hemi; it powers several Dodge performance variants. The Scat Pack is a mid-to-high performance package that frequently includes the 392 engine, but it isn’t the only 392-equipped option. The true performance gap comes from how each car is tuned, what brakes and suspension it uses, and what tires it wears.



  • The 6.4L Hemi is commonly labeled as 392 and typically makes about 470–485 horsepower and roughly 470–475 lb-ft of torque, depending on year, exhaust, and calibration.

  • The Scat Pack is a performance-oriented trim that often uses the 392 engine; SRT 392 is another variant that also uses the 6.4L Hemi but with its own tuning and equipment.

  • Transmission options matter: many 392-equipped cars use an 8-speed automatic; a manual option existed on some years and configurations, affecting acceleration numbers and driving feel.

  • chassis and tires: Scat Pack variants come in standard and Widebody forms; Widebody models gain traction with wider tires but can carry more weight, influencing sprint and track performance.


Taken together, the engine displacement (392) and the Scat Pack badge describe a family of cars with similar power on paper. Real-world speed differences come from how each specific car is equipped, not from the label alone.


Comparing typical performance across common configurations


Here are the general ranges you’ll see for straight-line speed and related performance, noting that exact numbers depend on year, drivetrain, and tires:



  • Power output: Most 392-powered Challengers and Chargers run in the 470–485 hp range, with the 8-speed automatic tending to yield quicker acceleration than older manuals in many setups.

  • 0–60 mph times: Roughly in the low 4-second to mid-4-second range for automatic transmissions; manual versions can be slower by a bit, depending on launch technique and gear selection.

  • Quarter-mile times: Typically in the low-13-second range for capable auto-equipped cars with good grip; manual versions may run slightly slower in stock form.

  • Weight and grip: Standard Scat Pack models are lighter than some Widebody or Hellcat configurations, but Widebody variants and upgraded tire options can dramatically improve traction and grip, shifting real-world results.


In practice, a 392-powered Scat Pack is not inherently slower or faster than a 392-powered variant by default. The difference in acceleration or lap times usually comes down to suspension tuning, brakes, tires, and whether the car is a standard or Widebody version, plus whether it uses an automatic or manual transmission.


How to think about it if you’re shopping


When evaluating a 392-powered Dodge, focus on the whole package rather than the badge alone. The same engine in different trims can deliver different experiences on the road or track due to suspension, brakes, aerodynamics, and tires.



  1. Notice the drivetrain: automatic vs manual transmissions can change launch and consistency on a track or drag strip.

  2. Check the model form: Scat Pack (standard) vs Scat Pack Widebody vs SRT 392 have different handling characteristics and traction.

  3. Assess tires and brakes: Upgraded tires and Brembo or performance brakes will typically yield faster and more confident stops and launches.

  4. Consider weight and aero: Widebody versions may weigh more but also offer wider contact patches for better grip, influencing quarter-mile and cornering speed.


Bottom line: If you want the clearest path to speed, compare the exact build you’re eyeing—engine (still 392), transmission, tire choice, and suspension—rather than assuming one label guarantees faster performance than another.


Summary


The 392 is the engine—commonly the 6.4L Hemi—while Scat Pack is a performance trim that often uses that engine. There isn’t a universal rule that a “392” is faster than a “Scat Pack”; the outcome depends on year, configuration, tires, and tuning. For the quickest straight-line results, look at the specific car’s transmission, tires, and track-focused options (such as Widebody upgrades and brake packages) rather than relying on the badge alone. In short, the engine and the badge interact with a host of other factors to determine true speed.


Note: Dodge’s Challenger/Charger lineup has evolved over the years, and exact figures can vary by model year and market. If you’re shopping, check the exact specs listed by the dealer or manufacturer for the specific car you’re considering.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.