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What size engine is in a Dodge Shaker?

There isn’t one fixed engine size. The Dodge Shaker refers to a hood scoop package that was used with multiple engines over the years, so the displacement varies by model and era.


Understanding the Shaker hood


The Shaker is a hood-mounted air intake that physically moves with the engine, giving Mopar muscle cars a distinctive look and, in many cases, a slight airflow advantage. It became a signature feature on Dodge and Plymouth performance cars of the late 1960s and early 1970s and has been revived on modern Challenger variants as a performance option. Because it’s a package rather than a single engine, the engine size under a Shaker hood changes with the car.


Classic era: common engine sizes associated with Shaker hoods


During the classic Mopar era, the Shaker hood was paired with several big V8s. The most famous combinations involved high-displacement engines, though smaller big-block options also appeared on some models.



  • 426 cubic inches (7.0 L) Hemi V8

  • 440 cubic inches (7.2 L) V8 with the Six-Pack induction

  • 383 cubic inches (6.3 L) V8

  • 340 cubic inches (5.6 L) V8


These engines were commonly associated with Shaker-equipped Challenger and Barracuda variants in the late 1960s and early 1970s, making the Shaker hood a hallmark of high-performance Mopars from that era.


Modern era: Shaker hood on the Challenger


In recent years, Dodge revived the Shaker concept on the Challenger as an option for certain V8 trims. The modern Shaker packages emphasize the performance-oriented air intake and distinctive silhouette, rather than a single standard displacement.



  • 5.7-liter Hemi V8 (approximately 345–375 hp depending on year and model)

  • 6.4-liter Hemi V8 (392) (roughly 485 hp in contemporary configurations)

  • Note: Top-tier supercharged variants (e.g., Hellcat) generally use a different hood design; Shaker availability on those builds varies by year and package.


If you’re evaluating a modern Shaker-equipped Challenger, verify the exact engine through the vehicle’s build sheet or window sticker, since the Shaker option has appeared on multiple configurations over time.


How to verify the engine size on a Dodge Shaker


Check the VIN, build sheet, or window sticker to confirm the engine displacement. The engine size is listed on the data plate or in the designation on the engine itself. For a definitive answer when shopping, request the VIN-specific build sheet from the dealer or seller.


Summary


The Dodge Shaker is a hood design, not a single engine. Through the years it has been paired with a range of engines—from classic 426 Hemi and 440 Six-Pack displacements to modern 5.7L and 6.4L Hemi V8s. To know the exact engine size for a specific Shaker-equipped car, consult the car’s VIN/build sheet.

Is a SRT 392 faster than a Hellcat?


The Hellcat accelerates from 0 to 60 mph in 3.4 seconds and on through the quarter mile in 11.7 seconds at 117.3 mph. The last Durango 392 we tested needed (a still-quick) 4.6 seconds to hit 60 mph and 13.2 seconds to run the quarter mile at 103.5 mph.



How much horsepower does a 5.7 shaker have?


So still no slouch whatsoever. Um but it's amazing how just going from the 6.4 L Hemi to the 5.7. You lose 110 horsepower.



How much horsepower does a 2019 Challenger RT shaker have?


Engine & Transmission
Moving to the R/T brings the first in a series of Hemi V8s, in this case a 375-horsepower 5.7-liter unit and a 6-speed manual transmission (the 8-speed automatic reduces horsepower to 372).



What engine does a Dodge Shaker have?


It is the 8-speed torque flight automatic.


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.