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  3. GATES SX-3404

GATES SX-3404 Radiator Cap Antifreeze 5.0L 5.7L V8

fits model: Roadmaster. make: Buick. year: 1991–1993.

Sx-3404 Gates Radiator Cap For 1991-1993 Buick Roadmaster 5.0l 5.7l V8 Antifreeze Rk

( Brand: Gates ), ( Manufacturer Part Number: SX-3404 ), ( Type: Radiator Cap ), ( Placement On Vehicle: Belts Cooling Hardware Fasteners Fittings ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C742 73-40 ), ( Compatible Year: 1993 1992 1991 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Gates Radiator Cap )

Review GATES Radiator Cap For Buick 5.0l 5.7l V8 Antifreeze Rk fits ROADMASTER 1991–1993

Introducing the Gates SX-3404 Radiator Cap, meticulously engineered to provide optimal cooling performance for your 1991-1993 Buick Roadmaster equipped with a 5.0L or 5.7L V8 engine. This radiator cap is designed to work seamlessly with your vehicle's antifreeze system.

The SX-3404 Radiator Cap boasts a robust construction, featuring a durable pressure cap body that withstands the rigors of everyday driving. Its integral pressure relief valve ensures safe pressure relief, preventing potential damage to your engine due to overheating.

The cap's design also includes a visible temperature gauge, allowing you to easily monitor the coolant temperature inside your engine. This feature is particularly beneficial during cold starts or hot weather conditions, ensuring that your engine remains at an optimal operating temperature for improved performance and longevity.

Moreover, the Gates SX-3404 Radiator Cap is manufactured to meet or exceed OE specifications, ensuring a perfect fit and function for your Buick Roadmaster. Its sleek and modern design complements the aesthetic appeal of your vehicle, while its reliable performance keeps your engine running at its best.

In summary, the Gates SX-3404 Radiator Cap is a must-have component for your 1991-1993 Buick Roadmaster, providing unparalleled cooling performance, durability, and ease of use. Trust Gates, the industry leader in automotive cooling products, to keep your engine protected and performing at its best.

The Gates SX-3404 radiator cap is a pressure cap designed for use in 1991-1993 Buick Roadmaster vehicles with 5.0L and 5.7L V8 engines. This part is crucial for maintaining the cooling system's optimal performance. Let's examine the pros and cons of purchasing this radiator cap.

Pros:

1. Original Equipment: The Gates SX-3404 radiator cap is a direct OEM replacement. This ensures a perfect fit and compatibility with other components in your vehicle's cooling system.

2. Pressure Control: A radiator cap maintains the coolant system's pressure, which is essential for the engine's efficient operation. The Gates SX-3404 cap provides the required pressure control for your Buick Roadmaster.

3. Temperature Regulation: The radiator cap helps regulate the engine's temperature, preventing it from overheating and maintaining ideal operating conditions.

4. Leak-Free Design: A well-designed radiator cap minimizes the risk of coolant leaks. The Gates SX-3404 cap's seal and construction should effectively prevent leaks.

Cons:

1. Cost: While not excessively priced, the Gates SX-3404 radiator cap may be more expensive than some aftermarket alternatives. However, the benefits of using an OEM part often outweigh the cost difference.

2. Availability: Depending on your location, you might find it challenging to locate a local auto parts store that carries the Gates SX-3404 radiator cap. In such cases, you might need to order it online.

3. Installation: Installing a radiator cap might require some mechanical knowledge and tools. If you're not confident in your abilities, consider having a professional mechanic do the installation for you.

Conclusion:

The Gates SX-3404 radiator cap is an excellent choice for anyone looking for a high-quality, OEM replacement part for their 1991-1993 Buick Roadmaster. Its pressure control, temperature regulation, and leak-free design make it a worthy investment for maintaining your vehicle's cooling system's optimal performance. While the cost and availability may be concerns for some, the benefits of using an OEM part often outweigh these factors.

Recommendation:

If you're in the market for a new radiator cap for your 1991-1993 Buick Roadmaster, we recommend considering the Gates SX-3404 radiator cap. Its OEM design ensures a perfect fit and compatibility with your vehicle. Additionally, its pressure control, temperature regulation, and leak-free design make it an essential component of your cooling system. While the cost and availability may be factors to consider, remember that the long-term benefits of using a high-quality OEM part can save you time and money in the long run.

Details:

Gates Radiator Cap for 1991 - 1993 Buick Roadmaster 5.0L 5.7L V8 Antifreeze rk: Status: In Stock.

part #: sx3404 prices

  • $24.40-$47.15

specifications radiatoranch:

  • for models: Roadmaster
  • for makes: Buick
  • for years: 1991-1993
  • brand: Gates
  • mpn: Sx-3404
  • type: Radiator Cap
  • placement on vehicle: Belts Cooling Hardware Fasteners Fittings
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C742 73-40
  • compatible year: 1993 1992 1991
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Radiator Cap

offer radiatoranch:

  • sold: 0
  • options: Ship-to-home
  • quantity: 10
  • availability: In Stock
  • started: September 7, 2025

returns radiatoranch:

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

general radiatoranch:

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

seller radiatoranch:

  • rating: 98.7%
  • city: Indianapolis, Indiana
  • # reviews: 565914

shipping radiatoranch:

  • transit: 4-7 Days
  • type: Fixed
  • service: Standard, Expedited
  • class: Standard, Expedited
  • cost: $0.00

payments radiatoranch:

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  • wallet: Apple-pay
for models: roadmaster, for makes: buick, for years: 1991-1993, type: radiator cap, placement on vehicle: belts cooling hardware fasteners fittings, manufacturer warranty: recommended service interval, item height: 2.750, compatible year: 1993 1992 1991, core charge: free no core charge, fitment type: direct replacement, bundle description: 1 pc genuine gates radiator cap,
category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 8916857891784603,

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