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  3. ATK ENGINES 2331K

ATK ENGINES 2331K Cylinder Head 653517221057 KA24

fits model: Altima. make: Nissan. year: 1997–1999.

2331k Atk Engines Remanufactured Cylinder Head 1997-1999 Fits Nissan Altima Ka24

( Brand: Atk Engines ), ( Manufacturer Part Number: 2331K ), ( Part Type: Cylinder Head ), ( Country Of Origin: Usa ), ( UPC: 653517221057 )

Review ATK ENGINES Remanufactured Cylinder Head Nissan fits ALTIMA 1997–1999

The **ATK Engines 2331K Cylinder Head for the 1997-1999 Nissan Altima (KA24DE Engine)** is a meticulously crafted, high-performance replacement part designed to restore peak efficiency and reliability to your vehicle s combustion system. Engineered to exacting specifications, this cylinder head is built from premium-grade cast iron, ensuring durability and resistance to thermal stress while maintaining optimal weight for balanced engine operation. The head features precision-machined combustion chambers and intake ports, meticulously contoured to enhance airflow and maximize volumetric efficiency, which translates to improved horsepower and torque output. The valve seats are precision-ground and hardened to withstand the rigors of high-performance applications, reducing the risk of pre-ignition and ensuring consistent combustion. The integrated valve guides and springs are selected for their superior wear resistance, while the pushrod bores are precision-bored to accommodate standard or upgraded valvetrain components, offering flexibility for future modifications. This cylinder head is fully compatible with the KA24DE engine found in the 1997 through 1999 Nissan Altima, including the 2.4L inline-four configuration, and is designed to fit seamlessly with stock or aftermarket components, including performance camshafts, intake manifolds, and fuel systems. Whether you're restoring stock performance, preparing for a mild tune-up, or laying the foundation for a more aggressive build, the ATK Engines 2331K cylinder head delivers the precision and quality needed to keep your engine running at its best. Backed by ATK s reputation for reliability and performance, this part is an excellent choice for enthusiasts seeking a direct, no-compromise upgrade.

### **Pros and Cons of Buying an ATK Engine (2.4L, 2331CC Cylinder Head) from a 1997 1999 Nissan Altima (KA24DE)**

#### **Pros**

1. **Proven Reliability** The KA24DE engine, particularly in the ATK variant (1997 1999), is known for its durability when maintained properly. Many examples last well beyond 200,000 miles with basic upkeep.

2. **Common and Affordable** Due to its age and widespread use in the Altima, parts are widely available and reasonably priced. Labor costs for repairs are also lower than on newer engines.

3. **Mod Potential** The KA24DE is a popular platform for modifications, including:

- **Forced induction (turbo/supercharger)** Supports aftermarket builds well.

- **High-flow intake/exhaust** Improves airflow and performance.

- **ECU tuning** Easy to flash with aftermarket chips or standalone ECUs.

- **Head porting/milling** Can be worked on for better airflow.

4. **Good Stock Performance** The stock ATK engine produces around **140 150 horsepower**, which is adequate for daily driving and light towing (up to 1,500 lbs with proper cooling).

5. **Simple Design** Compared to modern engines, the KA24DE has fewer complex components, making DIY repairs more accessible.

6. **Used Market Availability** Since these engines were produced in large quantities, finding a used one in good condition is relatively easy, often at a low cost.

7. **Compatibility with Other Applications** The KA24DE can be swapped into other vehicles (e.g., Sentra, Maxima, 300ZX) with minor modifications, increasing its resale or project potential.

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#### **Cons**

1. **Common Failures** While durable, the KA24DE has several known weak points if neglected:

- **Head gasket failures** A major issue if the engine overheats or is run with poor coolant. Replacement requires removing the head and can be labor-intensive.

- **Rod bearing wear** Some engines develop rod knock over time, especially if oil changes were skipped. This can lead to catastrophic failure if ignored.

- **Water pump and thermostat housing leaks** The plastic water pump housing is prone to cracking, leading to coolant leaks.

- **Valvetrain issues** Some engines develop lifter or camshaft wear, requiring a valve cover removal and inspection.

- **Oil leaks** Valve cover, oil filter housing, and rear main seal leaks are common as the engine ages.

2. **Throttle Body and Idle Issues** The stock throttle body can become dirty or sticky, causing rough idling or stalling. Replacement is straightforward but adds minor maintenance costs.

3. **Electrical Quirks** The KA24DE has had issues with:

- **Crankshaft position sensor (CKP) failures** Can cause no-start conditions.

- **Oxygen sensor failures** Common in older examples, affecting fuel economy and emissions.

- **ECU and wiring harness problems** Some early models had wiring issues that could lead to intermittent electrical gremlins.

4. **Emissions Compliance** If you plan to keep the engine stock, emissions-related components (catalytic converters, EGR systems) may need attention to pass smog checks in some regions.

5. **Cooling System Weaknesses** The stock cooling system is adequate but can be marginal in high-performance builds. Upgrading to an aftermarket radiator, water pump, and thermostat is recommended for any serious modifications.

6. **Transmission Compatibility** The ATK engine is typically paired with the **RE4R33A automatic** or **RE4F04A** (in later models). If swapping into another vehicle, transmission matching is crucial to avoid drivability issues.

7. **Fuel System Limitations** The stock fuel injectors and fuel pump are not high-flow enough for aggressive modifications. Upgrading to aftermarket injectors and a high-capacity fuel pump is necessary for forced induction builds.

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### **Ending Conclusion**

The **1997 1999 Nissan Altima KA24DE (ATK) engine** is a **solid choice for budget builds, daily drivers, or project cars** if you are prepared for potential maintenance. It offers **good reliability, mod potential, and affordability**, but it requires **regular upkeep** to avoid common failures like head gaskets, rod knock, and cooling system issues.

If you plan to **keep it stock or lightly modified**, the engine will serve you well with basic maintenance. If you intend to **push it with forced induction or high-performance tuning**, expect to invest in **upgrades to the cooling system, fueling, and valvetrain** to prevent premature failure.

For **best results**, consider:

- **Buying from a reputable seller** with a clean service history.

- **Inspecting for oil leaks, rod knock, and head gasket integrity** before purchase.

- **Budgeting for potential upgrades** (water pump, head gasket kit, oil pump if needed).

### **Recommendation**

- **If you want a reliable, affordable engine for a daily driver or a simple project car**, the KA24DE is a **great option** just stay on top of maintenance.

- **If you plan to build a high-performance engine**, be prepared for **additional costs and modifications** to support the extra stress.

- **Avoid buying a used KA24DE without a service history** unless you are prepared for potential repairs.

**Final Verdict:** The ATK engine is **one of the best budget-friendly Nissan engines** for modifications and daily use, but it demands **attention to its known weaknesses** to avoid costly failures.

Details:

American Express.

part #: 2331k price

  • $824.99

specifications cylinderheapar:

  • for models: Altima
  • for makes: Nissan
  • for years: 1997-1999
  • brand: Atk Engines
  • mpn: 2331k
  • part type: Cylinder Head
  • country of origin: Usa
  • upc: 653517221057

general cylinderheapar:

  • Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads
  • condition: Remanufactured

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  • wallet: Google-pay
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seller cylinderheapar:

  • rating: 99.5%
  • city: , Ohio
  • # reviews: 632249

offer cylinderheapar:

  • started: May 27, 2026
  • quantity: 1
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home

shipping cylinderheapar:

  • class: Standard
  • transit: 3-7 Days
  • type: Fixed
  • service: Standard
  • cost: $0.00

returns cylinderheapar:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
for models: altima, for makes: nissan, for years: 1997-1999, part type: cylinder head, country of origin: usa,
category: auto parts > car truck parts accessories > engines engine parts > cylinder heads, sku: 12192316405812711,
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