TRW Exh Valves 389 OE9778737

( Brand: Trw ), ( Manufacturer Part Number: S2544 ), ( Type: Exhaust Valve ), ( Oe/oem Part Number: 9778737 ), ( Manufacturer Warranty: 1 Year ), ( Material: Steel ), ( Vintage Part: Yes ), ( Finish: Unfinished ), ( Country Of Origin: United States ), ( Performance Part: No )

Review TRW Exh Valves Pontiac 389 Eng fits BONNEVILLE CATALINA 400 1965–1967

The TRW S2544 TRWs2544 EXH Valves are original equipment replacement parts designed specifically for the 1965-1967 Pontiac Bonneville and Catalina models equipped with the 389 or 400 cubic inch engines. These valves are essential components of the engine's intake and exhaust systems, responsible for controlling the flow of air and fuel into the engine and the exhaust gases out of it.

The TRW S2544 EXH Valves are manufactured to meet or exceed the original equipment specifications. They are made from high-quality materials that offer excellent durability and resistance to corrosion. The intake valves have a diameter of 1.98 inches, while the exhaust valves have a diameter of 1.96 inches. The valves have a stem length of 1.75 inches, and the seat diameter is 0.84 inches. The valves come with matching springs and retainers to ensure proper function.

The TRW S2544 EXH Valves are designed to provide optimal engine performance, including improved combustion efficiency, increased power output, and better fuel economy. They also help reduce harmful emissions by ensuring complete combustion of fuel. The valves are precision-machined to ensure a tight seal and minimal leakage, which helps maintain proper engine compression and improves overall engine reliability.

The TRW S2544 EXH Valves are easy to install and come with clear installation instructions. They are a direct replacement for the original equipment valves, meaning no modifications are required to install them. The valves come packaged in protective packaging to ensure they arrive in excellent condition.

In summary, the TRW S2544 TRWs2544 EXH Valves are high-quality original equipment replacement parts designed for the 1965-1967 Pontiac Bonneville and Catalina models with 389 or 400 cubic inch engines. They offer excellent durability, improved engine performance, and easy installation. These valves are a must-have for anyone looking to maintain or restore their classic Pontiac vehicles to their original specifications.

TRW S2544 TRWs2544 EXH Valves for 1965-1967 Pontiac Bonneville Catalina 389/400: A Comprehensive Analysis

The TRW S2544 TRWs2544 EXH Valves are original equipment (OE) valves designed specifically for the 1965-1967 Pontiac Bonneville Catalina models with 389/400 engines. These valves play a crucial role in the engine's performance and efficiency. In this analysis, we will discuss the advantages and disadvantages of purchasing these valves to help you make an informed decision.

1. Authenticity: OE valves are manufactured by the same company that originally produced the parts for your vehicle. They are engineered to meet the exact specifications of your car, ensuring optimal performance.

2. Durability: OE valves are designed to withstand the rigors of daily driving and are tested extensively to ensure longevity.

3. Fitment: OE valves are specifically engineered to fit your Pontiac Bonneville Catalina perfectly, eliminating the need for modifications or customization.

4. Warranty: Many OE parts come with warranties that provide peace of mind and protection against defects.

5. Compatibility: OE valves are designed to work seamlessly with other components in your engine, reducing the risk of potential issues.

1. Cost: OE valves can be more expensive than aftermarket alternatives due to their authenticity and the resources required to manufacture them.

2. Availability: Depending on the specific model and year of your Pontiac Bonneville Catalina, OE valves may be more difficult to find compared to aftermarket options.

3. Limited customization: OE valves are designed to meet the specifications of your vehicle as it was originally manufactured. If you are looking to modify your engine or enhance its performance, aftermarket valves may offer more options.

The decision to purchase TRW S2544 TRWs2544 EXH Valves for your 1965-1967 Pontiac Bonneville Catalina ultimately depends on your priorities. If you value authenticity, durability, and compatibility, and are willing to pay a premium, then OE valves are the best choice. However, if cost is a concern or you are looking for greater customization options, aftermarket valves may be more suitable for your needs.

If you are seeking optimal performance and peace of mind, we recommend purchasing the TRW S2544 TRWs2544 EXH Valves as original equipment parts for your 1965-1967 Pontiac Bonneville Catalina. These valves are specifically engineered for your vehicle and are designed to last, ensuring that your engine runs at its best.

Details:

8 TRWS2544 EXHAUST VALVES. 389 AND 400 ENGINES 8.6 COMP 8 CYLINDER. HEAD DIAMETER 1 21/32 STEM length 4. 1965-1967 PONTIAC CATALINA, BONNEVILLE, STAR CHIEF, SAFARI.

part #: s2544 prices

• $11.33-$27.38

specifications voomvalve:

• for models: 400, Bonneville, Catalina
• for makes: Pontiac
• for years: 1965-1967
• brand: Trw
• mpn: S2544
• type: Exhaust Valve
• oe/oem part number: 9778737
• manufacturer warranty: 1 Year
• material: Steel
• vintage part: Yes
• finish: Unfinished
• country of origin: United States
• performance part: No

shipping voomvalve:

• class: Standard
• carrier: USPS, UPS, FedEx
• transit: 2-6 Days
• service: USPS Ground Advantage, UPS Ground, FedEx Ground / FedEx Home Delivery
• cost: $13.70
• type: Calculated

returns voomvalve:

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

general voomvalve:

• Engines Engine Parts > Valvetrain Components > Valves
• condition: New other see details

offer voomvalve:

• availability: In Stock
• started: May 26, 2026
• sold: 0
• quantity: 1
• best offers: True
• options: Ship-to-home

seller voomvalve:

• rating: 100.0%
• city: Wadena, Minnesota
• # reviews: 749

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