fits model: 396, 427, 454. make: Chevy, Chevrolet.

( Brand: Aluminum Roller Rockers ), ( Manufacturer Part Number: RRBBC16 ), ( Type: With Polylocks 7/16 )
The RRBBC16 Roller Rocker Set is a premium upgrade for your Big Block Chevrolet engine, specifically designed for models with displacements ranging from 396 to 454 cubic inches. This set is ideal for engines with engine codes such as 396, 402, 427, and 454 BB (Big Block Chevy).
The RRBBC16 set features high-quality roller rockers that are precision-machined for a perfect fit. These roller rockers are designed to reduce friction between the valve train components, resulting in improved engine performance, increased horsepower, and smoother operation. The rollers themselves are made from hardened steel, ensuring durability and reliability even under high-stress conditions.
The RRBBC16 set also includes high-temperature valve springs and retainers. These components are designed to maintain proper valve control even in the most extreme operating conditions. The valve springs are made from heat-treated steel, ensuring they can withstand high temperatures and retain their strength, while the retainers are designed to secure the valve springs in place, preventing them from coming loose or failing.
The set also includes heavy-duty pushrods. These pushrods are made from high-strength steel and are designed to handle the increased loads that come with the use of roller rockers. They are also polished for a smooth operation and to reduce friction.
The RRBBC16 Roller Rocker Set comes with all necessary hardware, including lock nuts, spring nuts, and lock washers. This ensures a easy and hassle-free installation process. The installation process is straightforward and can be completed by a DIYer with some mechanical skills, or by a professional mechanic.
In summary, the RRBBC16 Roller Rocker Set is a high-performance upgrade for your Big Block Chevrolet engine. It features high-quality roller rockers, heat-treated valve springs, heavy-duty pushrods, and all necessary hardware. This set will improve engine performance, increase horsepower, and ensure smooth operation, making it a great investment for any Big Block Chevrolet engine owner.
Pros of buying a roller rocker RRBBC16 Big Block Chevrolet set for 396, 402, 427, and 454 engines:1. Improved engine performance: Roller rockers have a smoother camshaft lobe action, which can lead to improved engine performance and increased horsepower.
2. Reduced engine noise: The roller rockers can reduce engine noise due to their smoother operation, which can lead to a quieter and more enjoyable driving experience.
3. Longer lifespan: Roller rockers have a longer lifespan than traditional flat tappet rockers, which can save you money in the long run by reducing the need for frequent replacements.
4. Compatibility: The RRBBC16 set is compatible with a wide range of Big Block Chevrolet engines, making it a versatile option for many different vehicles.
Cons of buying a roller rocker RRBBC16 Big Block Chevrolet set:1. Higher upfront cost: Roller rockers can be more expensive than traditional flat tappet rockers, which may be a barrier for some budget-conscious buyers.
2. Requires specific camshaft: The roller rocker set may require a specific camshaft, which can add to the overall cost of the upgrade and may require additional research to ensure compatibility with your engine.
3. May require additional modifications: Depending on your engine configuration, you may need to make additional modifications to your engine to accommodate the roller rockers, such as changing the valve springs or adjusting the valve clearance.
Conclusion: A roller rocker RRBBC16 Big Block Chevrolet set can offer significant performance benefits for your 396, 402, 427, and 454 engines, but it may come with a higher upfront cost and the need for additional modifications. If you are looking to improve the performance of your engine and are willing to invest in the upgrade, the roller rocker set may be a worthwhile investment. However, if you are on a tight budget or are not looking for significant performance improvements, you may want to consider other options.
Recommendation: If you are considering purchasing a roller rocker RRBBC16 Big Block Chevrolet set, I would recommend researching your specific engine configuration to ensure compatibility and understanding the potential additional modifications that may be required. Additionally, I would recommend comparing prices from different vendors to ensure you are getting the best deal. Lastly, be sure to consult with a knowledgeable mechanic or engine specialist to ensure that the upgrade is the right fit for your vehicle and driving needs.
See pics for condition. Please verify pictures match your application. A few of the front Rollers are froze up from sitting. They do not have a part number or ratio stamp.
Used Aluminum Roller Rockers with 7/16 polylocks removed from a 427 Big Block Chevy.