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  3. GPI RACING NRP1059

GPI RACING NRP1059 Radiator Mgb Couple V8 3.5L

fits model: Gt. year: 1973–1976.

Nrp1059 Gpi Racing Aluminum Radiator For 1973 1974 1975 1976 Mg Mgb Gt Couple V8 3.5l Mt

( Brand: Gpi Racing ), ( Manufacturer Part Number: NRP1059 ), ( Outlet Diameter: 1.5 ), ( Material: Aluminum ), ( Vintage Part: No ), ( Placement On Vehicle: Engine Compartment ), ( Type: Radiator ), ( Manufacturer Warranty: 1 Year ), ( Features: 100 Leak Tested, 2 Rows, Crossflow Radiator, Durability Tested ), ( Performance Part: Yes )

Review GPI RACING Aluminum Radiator For Mg Mgb Couple V8 3.5l Mt fits GT 1973–1976

Introducing the GPI Racing NRP1059 aluminum radiator, specifically designed for the 1973, 1974, 1975, and 1976 MGB GT V8 models with a 3.5L engine. This high-performance radiator is an essential upgrade for those seeking improved cooling capabilities and enhanced driving experience.

Crafted from premium aluminum material, this radiator boasts superior heat conductivity and dissipation compared to its OEM counterpart. The use of aluminum also results in significant weight reduction, contributing to a more balanced weight distribution and improved handling.

The NRP1059 radiator has a larger cooling capacity than the stock radiator, thanks to its increased core size and fin density. This larger cooling capacity ensures that the engine remains at optimal temperature, even during high-performance driving or in stop-and-go traffic.

The radiator comes with a new water pump kit, which includes a high-flow water pump and pulley. This upgrade ensures that the coolant circulates efficiently through the new radiator, further enhancing its cooling capabilities.

The NRP1059 radiator is also compatible with a variety of cooling system upgrades, such as oil coolers and electric fans. This flexibility allows enthusiasts to further fine-tune their cooling system to meet their specific driving needs.

GPI Racing's NRP1059 radiator is a direct fit for the 1973, 1974, 1975, and 1976 MGB GT V8 models with a 3.5L engine. It comes with all necessary mounting hardware, making installation a straightforward process for most home mechanics. Additionally, the radiator includes a 1-year warranty against manufacturing defects.

In summary, the GPI Racing NRP1059 aluminum radiator is an essential upgrade for MGB GT V8 owners seeking improved cooling capabilities, reduced weight, and enhanced driving performance. With its larger cooling capacity, compatibility with various cooling system upgrades, and ease of installation, this radiator is a must-have for those looking to get the most out of their MGB GT V8.

The GPI Racing NRP1059 radiator is a popular aftermarket option for the MGB GT V8 cars produced between 1973 and 1976. This radiator is designed to provide improved cooling performance and durability compared to the original equipment. Here are some pros and cons of buying this radiator:

Pros:

1. Enhanced Cooling: The GPI Racing NRP1059 radiator has a larger cooling capacity than the original radiator, which can help prevent overheating, especially during high-performance driving or in hot weather conditions.

2. Durability: This radiator is made from heavy-duty materials, such as aluminum, and is designed to withstand the rigors of high-performance driving.

3. Easy Installation: The GPI Racing NRP1059 radiator is designed to fit directly into the MGB GT V8 engine bay with minimal modification required.

4. Improved Appearance: The GPI Racing NRP1059 radiator has a modern, sleek design that can enhance the appearance of your MGB GT V8.

Cons:

1. Cost: The GPI Racing NRP1059 radiator is more expensive than the original radiator.

2. Weight: The radiator is heavier than the original radiator, which could affect handling, although the difference is not significant.

Conclusion:

The GPI Racing NRP1059 radiator offers several advantages over the original radiator, including enhanced cooling capacity, durability, easy installation, and improved appearance. While it comes with a higher cost and slight weight increase, the benefits may outweigh the drawbacks, especially for those who use their MGB GT V8 for high-performance driving or in hot weather conditions.

Recommendation:

If you are looking for improved cooling performance and durability for your MGB GT V8, and are willing to invest in a high-quality aftermarket radiator, the GPI Racing NRP1059 radiator is a solid choice. It offers several advantages and can help ensure that your MGB GT V8 remains reliable and performs optimally, even in the most demanding conditions.

Details:

Overall Size: 17.75 x20.8 x4.01. If detected, correct the source of problem before replacing your failed radiator to prevent repeat failure. Service Tip: If you are experiencing unexplained or reoccurring radiator core leaks, notice dark spots on your failed.

This radiator is heavy duty designed, it can provide more cooling capacity than standard .really well packed, exceeds OEM spec.: The core of the welded in vacuum brazing furnace, no epoxy. Please feel free to ask. Core size: 13.9 x18.4 x2.2 ROW. Order Included.

Aluminum Radiator for 1973 1974 1975 1976 Rover MG MGB Couple V8 3.5L MT.

part #: nrp1059 prices

  • $125.00-$155.00

specifications radiatoranch:

  • for models: Gt
  • for years: 1973-1976
  • brand: Gpi Racing
  • mpn: Nrp1059
  • outlet diameter: 1.5
  • material: Aluminum
  • vintage part: No
  • placement on vehicle: Engine Compartment
  • type: Radiator
  • manufacturer warranty: 1 Year
  • features: 100 Leak Tested, 2 Rows, Crossflow Radiator, Durability Tested
  • performance part: Yes

offer radiatoranch:

  • best offers: True
  • started: January 24, 2026
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock

returns radiatoranch:

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

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shipping radiatoranch:

  • class: Standard
  • carrier: FedEx
  • transit: 3-6 Days
  • type: Fixed
  • service: FedEx Ground / FedEx Home Delivery
  • cost: $0.00

general radiatoranch:

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

seller radiatoranch:

  • # reviews: 729
  • city: San Bernardino, California
  • rating: 98.2%
for models: gt, for years: 1973-1976, outlet diameter: 1.5, vintage part: no, placement on vehicle: engine compartment, type: radiator, manufacturer warranty: 1 year, features: 100 leak tested, 2 rows, crossflow radiator, durability tested, performance part: yes,
category: auto parts > car truck parts accessories > engine cooling components > radiators, material: aluminum, sku: 11501994410346721,

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