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  3. ATK ENGINES HP73C-EFI

ATK ENGINES HP73C-EFI Engine 320HP

fits model: 360, Magnum. make: Chrysler.

Hp73c-efi Atk Engines Fits Chrysler 360 Magnum Complete Engine 320hp

( Brand: Atk Engines ), ( Manufacturer Part Number: HP73C-EFI ), ( Engine Size: 5.9 Liters ), ( Type: Crate Engines )

Review ATK ENGINES Fits Chrysler Complete Engine 320hp fits MAGNUM 360

The ATK Engines HP73C-EFI Chrysler 360 Magnum engine is a high-performance powerplant designed to deliver impressive horsepower and torque for your vehicle. This engine is a 6.1L (366 cubic inches) SFI engine that comes with an Electronic Fuel Injection (EFI) system, which ensures optimal fuel delivery for maximum efficiency and power.

The HP73C-EFI engine is rated at 320 horsepower at 5200 RPM and 385 lb-ft of torque at 4000 RPM. These power figures make it an excellent choice for those seeking to enhance the performance of their Chrysler 360 Magnum.

The engine features a cast-iron block and aluminum cylinder heads, which provide excellent durability and heat dissipation. The cylinder bores are lined with a Nikasil plating, which reduces friction and enhances the engine's longevity. The engine also comes with a high-performance camshaft and intake manifold, which optimize the airflow and fuel delivery for enhanced power and torque.

The HP73C-EFI engine is equipped with a forged steel crankshaft and connecting rods, which ensure the engine can handle the increased power and stresses of high-performance driving. The engine also comes with a high-performance water pump and thermostat, which help maintain optimal engine temperature for consistent performance.

The engine is also compatible with various engine management systems, including EFI Live, Holley EFI, and others. This allows you to fine-tune the engine's performance to your specific needs and driving style.

The ATK Engines HP73C-EFI Chrysler 360 Magnum engine is a high-quality, high-performance powerplant that is sure to impress. With its impressive power figures, durable design, and compatibility with various engine management systems, it is an excellent choice for those seeking to take their Chrysler 360 Magnum to the next level.

The ATK Engines HP73C-EFI Chrysler 360 Magnum engine is a high-performance aftermarket option for those looking to upgrade their vehicles. Here are some pros and cons to consider before making a purchase:

Pros:

1. Increased Horsepower: The HP73C-EFI engine delivers an impressive 320 horsepower, providing a significant power boost for your Chrysler 360 Magnum.

2. Improved Fuel Economy: Although this engine delivers more power, it also offers improved fuel economy compared to the stock engine, making it a more efficient option in the long run.

3. Better Torque: The HP73C-EFI engine provides better torque, resulting in smoother acceleration and overall improved performance.

4. Enhanced Engine Sound: The upgraded engine produces a more satisfying exhaust note, providing a more enjoyable driving experience.

5. EFI System: The Electronic Fuel Injection (EFI) system ensures accurate fuel delivery, resulting in better combustion efficiency, improved performance, and reduced emissions.

Cons:

1. Cost: The HP73C-EFI engine is more expensive than the stock engine, which may be a deterrent for some buyers.

2. Installation Complexity: Installing the new engine requires professional skills and specialized tools, which can add to the overall cost.

3. Potential Compatibility Issues: Ensure that the engine is compatible with your specific Chrysler 360 Magnum model and any modifications you may have made to the vehicle.

4. Warranty Considerations: Installing an aftermarket engine may void your vehicle's original warranty, and the new engine may not come with the same level of factory coverage.

5. Potential for Increased Wear and Tear: With increased power and performance, the engine may experience more wear and tear, requiring more frequent maintenance.

Conclusion:

The ATK Engines HP73C-EFI Chrysler 360 Magnum engine offers significant power gains, improved fuel economy, enhanced engine sound, and better torque. However, it comes with a higher cost, installation complexity, potential compatibility issues, and possible warranty concerns.

Recommendation:

If you are looking for a significant power upgrade for your Chrysler 360 Magnum and are willing to invest in the higher cost and professional installation, the ATK Engines HP73C-EFI engine can provide a satisfying driving experience. Make sure to do your research, consult with a professional, and consider all the factors before making a decision.

Details:

Displacement: 360CI. Fuel Pump: Not Provided must run electric pump or mechanical fuel with Fitch Command Center. Timing Chain: Double roller. Block: OE Magnum roller block 1993 -2001.

Oil Pump: Mewling STD volume. Balanced converter. Bore/Stroke: up to 4.060 x 3.580. Balance: Externally balanced.

Camshaft: HUD. Cam Specs: OE Magnum grind. Distributor: Pro billet RTR Iron Gear. Stall Converter: Stock.

Oil Filter: Wiz or K and N. Part # HP73C-EFI Condition New Brand ATK Engines Sold Each Details Info Engine Specifications: HP: 320. Water Pump: OE early pump

Must use an ignition box with this EFI unit. Valve covers are now the Outbreak version of this same valve cover Black Finned. Crankshaft: OE Cast.

specifications grokengines:

  • for models: 360, Magnum
  • for makes: Chrysler
  • brand: Atk Engines
  • mpn: Hp73c-efi
  • engine size: 5.9 Liters
  • type: Crate Engines

payments grokEngines:

  • credit card: Discover
  • wallet: Apple-pay

returns grokEngines:

  • time: 60 Days
  • paid by: Buyer
  • policy: Returns Accepted

offer grokEngines:

  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • started: May 8, 2025
  • sold: 0

shipping grokEngines:

  • class: Freight
  • service: Flat Rate Freight
  • cost: $275.00
  • type: Fixed

seller grokEngines:

  • # reviews: 322025
  • city: Lincoln, Nebraska
  • rating: 99.2%

general grokEngines:

  • Car Truck Parts Accessories > Engines Engine Parts > Engines
  • condition: New
for models: 360, magnum, for makes: chrysler, engine size: 5.9 liters, type: crate engines,
category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 4720743661442762,

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