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How much horsepower does a 1997 Dodge 5.9 Magnum have?

The 1997 Dodge 5.9 Magnum produced 245 horsepower. This figure was the standard rating for the 360 cubic-inch V8 used in most Dodge applications that year, such as Ram pickups and several SUVs. Torque was typically around 345 lb-ft.


Engine context and what the 5.9 Magnum is


The 5.9 Magnum refers to Dodge's 360 cubic-inch V8, part of the Magnum family that was widely used in trucks and sport-utility vehicles in the 1990s. In 1997, the 5.9 Magnum was commonly paired with electronic fuel injection and a multi-port EFI setup, delivering reliable power for towing and hauling tasks, along with everyday acceleration.


Key specifications for the 1997 5.9 Magnum


Below is a concise snapshot of the core specs most often cited for the 1997 5.9 Magnum (360 cu in V8) in Dodge models:



  • Displacement: 360 cubic inches (5.9 liters)

  • Horsepower: 245 hp

  • Torque: 345 lb-ft

  • Configuration: V8

  • Fuel system: Electronic fuel injection (MPI/EFI)


These figures reflect the common factory rating for 1997 Dodge vehicles equipped with the 5.9 Magnum, such as Ram pickups and related models. Variations can occur due to model-specific calibrations, emissions equipment, or drivetrain configurations, but 245 hp is the widely cited figure for that year.


Why the number matters for buyers and collectors


Horsepower in the 1997 5.9 Magnum translates to modestly strong acceleration for its era, solid low- and mid-range torque, and respectable capability for towing and payload. For collectors or enthusiasts tracking authenticity, the 245 hp rating is a helpful baseline when comparing vintage Dodge trucks and SUVs from the late 1990s.


In practice, when evaluating a 1997 Dodge vehicle with the 5.9 Magnum, owners and inspectors typically verify the window sticker or VIN-based documentation to confirm the exact calibration and any variant-specific nuances. Overall, the 5.9 Magnum's 245 horsepower is the standard reference for that model year.


Summary


For the 1997 Dodge 5.9 Magnum, the official horsepower rating is 245 hp, paired with about 345 lb-ft of torque. This engine was a widely used 360 cubic-inch V8 across Dodge trucks and SUVs in that year, delivering solid performance for daily driving and light to moderate towing. Always check the specific vehicle’s documentation for any model-specific deviations.

Is the 5.9 V8 Magnum a good engine?


Yes, the 5.9 Magnum is generally considered a good, reliable, and powerful engine, especially when it receives proper maintenance. It is known for its low-end torque and durability, with many owners reporting high mileage, but it does have some common issues like intake manifold and exhaust manifold bolt problems. While its fuel economy is poor, its overall strength and longevity make it a solid choice if properly cared for. 
Pros of the 5.9 Magnum

  • Power and torque: It offers excellent low-end torque and was one of the most powerful V8s of its time, making it great for towing and hauling. 
  • Durability: The engine is known for its robustness and can last for hundreds of thousands of miles with proper maintenance. 
  • Parts availability: The 5.9 Magnum was used in many Dodge vehicles, so parts are relatively inexpensive and easy to find. 

Cons of the 5.9 Magnum
  • Fuel economy: It is not fuel-efficient, typically averaging around 12-13 mpg. 
  • Common issues: A major known weakness is the plenum gasket leak on the intake manifold. Another common problem is broken exhaust manifold bolts, particularly on the passenger side. 
  • Head cracks: The original cylinder heads are prone to cracking, especially if the engine is overheated or abused. 

How to maintain and improve the 5.9 Magnum
  • Address the plenum gasket: Replace the stock plenum gasket with an upgraded aftermarket one to prevent leaks. 
  • Check exhaust manifold bolts: Inspect and replace broken or rusted exhaust manifold bolts. 
  • Perform regular maintenance: Change the oil, filter, and other fluids regularly. 
  • Avoid abuse: The engine is not a high-performance racing engine. Driving it aggressively can lead to cracked heads. 
  • Consider aftermarket heads: If replacing heads, consider aftermarket options to improve performance and durability. 



How much horsepower does a 5.9 Magnum have?


A stock 5.9L Magnum engine produced approximately 230-245 horsepower and 330-335 lb-ft of torque, depending on the specific year and application. However, through modifications like headers, intake, and cam upgrades, the same basic engine can be built to produce well over 400 horsepower. 
Stock horsepower and torque

  • 1992-1997: Around 230 hp and 330 lb-ft of torque. 
  • 1998-2003: Increased to 245 hp and 335 lb-ft of torque. 

Modified horsepower
  • With aftermarket parts: A modified 5.9L Magnum with upgrades like headers, a new intake, and a different camshaft can produce over 400 hp on the dyno. 
  • Higher power potential: More extensive modifications, such as stroker kits, turbos, or superchargers, can push the horsepower even higher, with potential to reach 600 hp or more. 



How much horsepower does a 1997 5.9 Magnum have?


Magnum 5.9 engines commonly carried a rating of 245 horsepower, with the tiny factory hydraulic roller camshafts delivering a hair over . 400-inch lift.



How much horsepower does a 1998 5.9 Magnum have?


The 1998 5.9-liter Magnum engine produced around 230 to 245 horsepower, depending on the vehicle, with higher-performance models like the Jeep Grand Cherokee 5.9 Limited and Dodge Ram 1500 SS/T reaching 245 hp. The torque was also substantial, typically ranging from 335 to 345 lb-ft.
 
You can watch this video to learn more about the reliability and common issues of the 5.9 Magnum engine: 1m8020 AutomotiveYouTube · Sep 5, 2024

  • Horsepower: 230-245 hp, with 245 hp being a common rating for high-output versions. 
  • Torque: 335-345 lb-ft. 
  • Vehicle Examples:
    • 1998 Jeep Grand Cherokee 5.9 Limited: 245 hp and 345 lb-ft of torque. 
    • 1998 Dodge Ram 1500 SS/T: 245 hp at 4,000 rpm and 335 lb-ft of torque at 3,200 rpm. 
    • 1998 Dodge Ram 1500 Quad Cab (Short Bed): 245 hp. 
    • 1998 Dodge Ram 1500 Quad Cab (Long Bed): 230 hp. 
    • 1998 Dodge Dakota (2WD): 250 hp and 345 lb-ft of torque (for certain models). 


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.