NISSAN 2141054A00 Radiator Dohc Pulsar 675-58486B 971

( Manufacturer Part Number: 2141054A00 ), ( Model: PULSAR ), ( Part Type: Radiator ), ( Genuine Oem: Yes ), ( Ipn: 675-58486b ), ( Year: 1988 )

Review NISSAN Radiator Dohc Heavy Duty Pulsar 971 fits 1987–1989

The **Nissan 2141054A00 Radiator** is a precision-engineered cooling component designed specifically for the **1987-1989 Nissan Pulsar NX (971 series)**, featuring a **Double Overhead Camshaft (DOHC)** engine configuration. This radiator is a critical part of the vehicle s cooling system, ensuring optimal engine performance and longevity by regulating temperature under demanding driving conditions. Crafted from high-quality **aluminum alloy**, it offers superior heat dissipation compared to traditional copper radiators, reducing the risk of overheating while maintaining lightweight efficiency. The **2141054A00** is built with a **durable core structure**, featuring finely spaced fins and optimized tube design to maximize airflow and heat transfer, even in high-performance or stop-and-go driving scenarios. Its **OEM-grade construction** guarantees a seamless fit with the Pulsar s original cooling system, including the thermostat housing, hoses, and mounting brackets, ensuring proper alignment and functionality. The radiator is also equipped with **reinforced seams and corrosion-resistant coatings**, making it resistant to rust and degradation from road salt, moisture, or extreme temperatures ideal for both urban commuters and enthusiasts pushing their vehicles to their limits. Whether restoring a classic Pulsar to showroom condition or maintaining a well-loved daily driver, this radiator delivers reliable cooling performance, helping to preserve engine health and prevent costly repairs. For those seeking authenticity, the **2141054A00** is a direct replacement part, ensuring compatibility with the original cooling system while adhering to Nissan s engineering standards for the 971 series.

### Pros and Cons of Buying a Nissan 2141054A00 Radiator (DOHC, 87-89 Pulsar 971)

The Nissan 2141054A00 radiator is a well-known part for the DOHC (Double Overhead Cam) 1.6L or 1.8L engines found in the 1987-1989 Nissan Pulsar 971 (N14 chassis). Here are the key advantages of purchasing this radiator:

1. **Direct Fitment** This radiator is specifically designed for the DOHC Pulsar 971, ensuring compatibility with the engine bay layout, mounting points, and cooling system. No modifications are typically required for installation.

2. **Reliability** Nissan s original equipment radiators are built to last, especially when sourced from reputable aftermarket suppliers that replicate OEM quality. Many users report long-term performance without leaks or overheating issues if properly installed and maintained.

3. **Improved Cooling Efficiency** Compared to some aftermarket alternatives, this radiator often provides better heat dissipation due to its OEM design, which includes an optimal fin density and core size for the Pulsar s engine cooling needs.

4. **Ease of Installation** The design is straightforward, and many mechanics or DIY enthusiasts can replace it without specialized tools. The hoses and mounting brackets are typically compatible with the original setup.

5. **Prevents Overheating** A failing radiator can lead to catastrophic engine damage. Replacing it with a known-good unit prevents overheating, especially in stop-and-go traffic or high-performance applications.

6. **Compatibility with Upgrades** If you plan to modify your Pulsar (e.g., forced induction, larger turbo, or performance tuning), this radiator can serve as a solid foundation before upgrading to a high-flow aftermarket unit.

7. **Cost-Effective** While not the cheapest part, it is often more affordable than a full engine rebuild or replacement due to overheating. Prices vary, but it is generally reasonable compared to OEM replacements from Nissan dealerships.

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1. **Age and Wear** Even if the radiator is new, the Pulsar s cooling system may have other aging components (e.g., water pump, thermostat, hoses) that could fail soon after replacement. A full cooling system flush and inspection are recommended.

2. **Potential for Counterfeit Parts** Some sellers (especially on eBay or Amazon) may offer fake or low-quality replicas. Always purchase from trusted suppliers (e.g., eBay verified sellers, specialized auto parts stores, or Nissan parts distributors) to avoid receiving a subpar or damaged unit.

3. **Rust or Corrosion Risk** If the original radiator was exposed to saltwater or harsh environments, rust could have spread to the core or tank. Inspect the unit closely for corrosion before installation, especially if buying used.

4. **Limited Longevity Under Stress** While durable, this radiator may struggle under extreme conditions (e.g., high RPM forced induction, prolonged high-temperature use). For heavily modified engines, a high-performance aftermarket radiator (e.g., from ACDelco, Mann, or Koyo) may be necessary.

5. **Hose Compatibility** Some aftermarket radiators may require new hoses or clamps. Ensure the hoses in your Pulsar are in good condition or replace them as part of the installation to avoid leaks.

6. **Installation Challenges** If the original mounting brackets or gaskets are damaged, installation may require additional effort or replacement parts. Tightening the radiator securely is critical to prevent leaks.

7. **Limited Availability of OEM Parts** Over time, finding genuine OEM Nissan parts can be difficult, which is why aftermarket replicas are popular. However, if you prefer OEM, you may need to order directly from Nissan or a dealer.

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The Nissan 2141054A00 radiator is a **reliable and practical choice** for restoring or maintaining cooling performance in a 1987-1989 DOHC Pulsar 971. It offers direct fitment, durability, and compatibility with the engine s cooling demands. However, buyers should be cautious about purchasing counterfeit parts, inspecting the unit for damage, and ensuring the rest of the cooling system is in good condition.

For most stock or lightly modified Pulsars, this radiator will serve well. If the vehicle is heavily modified (e.g., turbocharged, high-performance applications), upgrading to a high-flow aftermarket radiator may be beneficial in the long run.

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1. **Purchase from a Trusted Source** Buy the radiator from a reputable seller (e.g., eBay verified, local auto parts stores, or Nissan-approved suppliers) to avoid counterfeit or damaged units. Check reviews and return policies.

2. **Inspect Before Installation** If buying used, thoroughly inspect the radiator for leaks, rust, or damage. A new unit is ideal to prevent future issues.

3. **Replace Supporting Components** Alongside the radiator, consider replacing the water pump, thermostat, hoses, and coolant to ensure the entire cooling system is functioning optimally.

4. **Use High-Quality Coolant** Fill the system with a **50/50 mix of ethylene glycol coolant and distilled water** (or the coolant recommended in your Pulsar s manual) to prevent corrosion and ensure proper heat transfer.

5. **Tighten Properly and Check for Leaks** During installation, ensure all hoses and clamps are securely tightened. After startup, monitor the coolant level and check for leaks under the hood.

6. **Monitor Performance** After installation, drive the Pulsar for a few days and watch for signs of overheating (e.g., temperature gauge fluctuations, coolant loss). If issues persist, recheck the installation or inspect for blockages in the cooling system.

7. **Consider Upgrades for Performance Mods** If you plan to add forced induction or significant power, research high-performance radiators (e.g., ACDelco Professional, Mann, or Koyo) to handle increased heat loads.

**Final Verdict:** The 2141054A00 radiator is a **strong, cost-effective solution** for most 1987-1989 DOHC Pulsar 971 owners. With proper care and maintenance, it will provide reliable cooling for years. However, always prioritize quality and compatibility to avoid future headaches.

Details:

Any metal components may have surface rust. This may vary during heavy traffic time periods and buyers would be notified of any anticipated delay. Visual flaws still may be present as the item is used. Common used part visual blemishes most likely present.

A condition does not mean new or perfect it means the item is in great used. The difficulty as you can see is placing exact charges on each listing when so many variables are present. This system was designed as a benchmark with certain understandings. If an RMA# is not provided there may be a delay in processing the return.

As well charges are based on dimensional weight, not actual weight. Specific item information and warranty is posted on the listing. Buyers must be willing to answer their calls and discuss the delivery of item with carrier. A telephone number is required.

Residential Limited Access fees range from $50-$100. Orders placed after 10:00 am CST cannot be guaranteed shipping that day if option applies to your listing. Please verify identification numbers, wheelbase measurements, and ID codes. Most carriers do not allow hand unloading.

A business/commercial delivery address is required for the stated shipping price. Will not include mounting hardware, lines, hoses or fluid. Items are visually inspected prior to shipping. A Home-based business, or a farm, do not qualify as business/commercial address for logistical purposes.

That is not the way this system was designed. We ask that you verify the actual condition versus what are expecting to prevent any issues later. Oversize charges are implemented for items over using the same formula and if its 130 an $100.00 charge is applied. Lift gate Fees range from $50-$100.

Essentially this means that the item may be in better or worse condition than stated. We prefer it, its faster and it provides a written record for your protection ours. They are not reflective of the actual part or condition being sold. This item is used and will appear as such minor visual blemishes slight discoloration, a few bent fins dust may be present, but not affect functionality.

part #: 2141054a00 prices

• $142.89-$180.98

specifications ocoosys:

• for makes: Nissan
• for years: 1987-1989
• mpn: 2141054a00
• model: Pulsar
• part type: Radiator
• genuine oem: Yes
• ipn: 675-58486b
• year: 1988

payments ocoosys:

• credit card: Visa
• other
• wallet: Apple-pay

returns ocoosys:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted

seller ocoosys:

• city: Arena, Wisconsin
• # reviews: 9791
• rating: 99.8%

general ocoosys:

• Car Truck Parts Accessories > Engine Cooling Components > Radiators
• condition: Used

shipping ocoosys:

• type: Calculated
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• cost: $81.27
• transit: 2-6 Days
• carrier: FedEx

offer ocoosys:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• started: March 12, 2026
• best offers: True

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