TRW TRWS2862EX Exhaust Valve Set Race 486573 4BBL

( Brand: Trw ), ( Manufacturer Part Number: TRWS2862EX ), ( Type: Exhaust Valve ), ( Ipn: 486573 ), ( Oe/oem Part Number: 483206 ), ( Material: Steel ), ( Vintage Part: Yes ), ( Finish: Polished ), ( Country Of Origin: United States )

Review TRW Pontiac Exhaust Valve Set Race Usa Made fits LEMANS FIREBIRD GTO 455 1971–1972

The TRW TRWs2862EX exhaust valve set is specifically designed for 4-barrel carbureted Pontiac engines from the 1971 and 1972 model years, including the legendary Pontiac GTO, LeMans, and Firebird models. These engines were powered by the iconic 455 cubic inch V8 engine, which was renowned for its raw power and distinctive exhaust note.

This exhaust valve set is an essential upgrade for any enthusiast looking to maximize the performance of their classic Pontiac muscle car. Each valve is meticulously crafted from high-quality materials to provide superior durability and reliability. The valves feature a robust design with thick stems and strong seats to ensure a tight seal, even under high engine vacuum and temperature conditions.

The TRW TRWs2862EX exhaust valves are also designed with performance in mind. They feature a large diameter to provide optimal exhaust flow and reduce backpressure, allowing the engine to breathe more freely and produce more power. The valves are also carefully machined to ensure precise fitment and alignment, reducing the likelihood of exhaust leaks and ensuring optimal engine efficiency.

Installing these exhaust valves is a straightforward process, making them an ideal upgrade for both professional mechanics and enthusiast hobbyists. Each valve comes with detailed installation instructions to ensure a hassle-free installation experience. With their high-performance design and robust construction, these exhaust valves are the perfect choice for any Pontiac muscle car owner looking to enhance the power and character of their classic vehicle.

In summary, the TRW TRWs2862EX exhaust valve set is a must-have upgrade for any 1971 or 1972 Pontiac muscle car powered by the 455 cubic inch V8 engine. These high-performance valves are designed to provide superior durability, reliability, and power, making them an essential addition for any enthusiast looking to maximize the potential of their classic Pontiac.

Pros and Cons of Buying TRW TRWs2862EX Pontiac 455 Exhaust Valve Set (1971-1972) for Race Lemans GTO, Firebird

The TRW TRWs2862EX Pontiac 455 Exhaust Valve Set is a popular aftermarket option for enthusiasts restoring or racing 1971-1972 Pontiac GTO and Firebird models with 4-barrel engines. In this analysis, we will discuss the advantages and disadvantages of purchasing this product.

1. OEM-style Design: The TRW exhaust valve set is designed to be a direct replacement for the original parts, ensuring a proper fit and function.

2. Enhanced Performance: Upgrading to new exhaust valves can improve engine performance by reducing exhaust backpressure and improving exhaust flow.

3. Durability: The TRW exhaust valves are made from high-quality materials, which can withstand the rigors of high-performance applications.

4. Availability: These exhaust valves are widely available from various automotive parts suppliers, making it easy to find and purchase them.

1. Cost: The TRW exhaust valve set may be more expensive than some aftermarket alternatives or even used OEM parts.

2. Installation Complexity: Installing exhaust valves requires removing the exhaust manifold and cylinder heads, which can be a time-consuming and labor-intensive process.

3. Potential for Damage: Handling the exhaust valves during installation or removal can result in damage if not done carefully.

The TRW TRWs2862EX Pontiac 455 Exhaust Valve Set offers several advantages, including OEM-style design, enhanced performance, durability, and availability. However, it also comes with some disadvantages, such as cost, installation complexity, and potential for damage.

If you're looking to restore or upgrade the performance of your 1971-1972 Pontiac GTO or Firebird with a 4-barrel engine, the TRW exhaust valve set is a reliable and high-quality option. Considering the pros and cons, it is recommended to weigh the benefits against the cost and installation complexity before making a purchase. If budget is a concern, you may consider exploring alternative aftermarket options or used OEM parts. Ultimately, the decision depends on your specific needs, goals, and resources.

Details:

Application for factory 1971 1972 4 barrel carburetor except HO engine. Quantity: 8 eight Exhaust Valves. 1972 455 Pontiac with 2 barrel carburetor. 1971 1972 Pontiac 455 Exhaust Valve Set.

part #: trws2862ex prices

• $40.00-$58.99

specifications voomvalve:

• for models: Gto, 455, Lemans, Firebird
• for makes: Pontiac
• for years: 1971-1972
• brand: Trw
• mpn: Trws2862ex
• type: Exhaust Valve
• ipn: 486573
• oe/oem part number: 483206
• material: Steel
• vintage part: Yes
• finish: Polished
• country of origin: United States

payments voomvalve:

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

offer voomvalve:

• started: January 2, 2026
• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home

general voomvalve:

• Engines Engine Parts > Valvetrain Components > Valves
• condition: New

seller voomvalve:

• city: Vinton, Virginia
• # reviews: 16457
• rating: 100.0%

returns voomvalve:

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

shipping voomvalve:

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

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