Howards Cams Extreme Black Intake Valve for Chevy 265-400
Upgrade your engine's performance with the Howards Cams Extreme Black Intake Valve, designed specifically for Chevy 265-400 models. This valve, measuring 2.080 inches in diameter and featuring a 11/32 inch stem, is perfect for high RPM and high horsepower applications. If you're looking to boost your engine's efficiency, this valve is a game changer.
Key Features
- High-Temperature Performance: The Extreme Black valves are engineered to withstand extreme conditions, making them ideal for nitrous, turbo, and supercharger setups.
- Improved Cylinder Flow: For naturally aspirated engines, these valves significantly enhance cylinder flow, leading to noticeable horsepower gains.
- Durable Construction: Made from a one-piece forged, high nickel stainless steel alloy, these valves are built to last.
- CNC Precision: Each valve is CNC finished to strict tolerances, ensuring reliability even in the most demanding race conditions.
- Black Nitride Finish: The black nitride coating not only enhances surface hardness but also creates a smoother finish, reducing friction between the valve stem and guide.
Benefits
The Howards Cams Extreme Black Intake Valve offers several advantages for performance enthusiasts:
- Longer valve life due to cooler operation.
- Less power loss thanks to reduced valve-guide friction.
- Enhanced durability and resistance to wear from the nitriding process.
Specifications
- Part Number: 20811N
- Diameter: 2.080 inches
- Stem Size: 11/32 inches
- Material: High nickel stainless steel alloy
Popular Fitments
This intake valve is compatible with several Chevy models, including:
- Chevy Small Block 265
- Chevy Small Block 283
- Chevy Small Block 327
- Chevy Small Block 350
Customer Reviews
Customers have praised the Howards Cams Extreme Black Intake Valve for its impressive performance and durability. Here are some highlights from trusted sources:
- “These valves made a noticeable difference in my engine's responsiveness. Highly recommend for anyone looking to upgrade!”
- “I’ve used several brands, but Howards Cams delivers the best quality and performance.”
- “The black nitride finish really does reduce friction. I’ve seen a significant improvement in my lap times!”
Whether you're racing or just want to maximize your vehicle's potential, the Howards Cams Extreme Black Intake Valve is a smart choice for Chevy 265-400 enthusiasts. Upgrade today and feel the difference!
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Howards Cams is an aftermarket company that Howards Johansen founded in 1945. It started as Howards Power & Racing Equipment and specialized in manufacturing high-performance racing cams for the automotive market. Even after turning the business over their oldest son, the company remained one of the best cam manufacturers in the industry.
Maximizing Their Racing ExperienceThe company has always used it is on-track experience to create powerful cam profile designs. It is why they have become one of the favorite brands of many top fuel dragster racers and drivers from other racing disciplines such as road racing, mudd bogging, marine racing, and circle track racing.
Advanced Manufacturing TechniqueHowards Cams uses the most advanced computer design software to create the most competitive product out there. They offer a wide range of performance parts from camshafts, connecting rods, crankshafts, billet main caps, and forged pistons. All of these are made in the USA to ensure consistent quality.
Purchase Howards Cams Products At Vivid RacingIf you are in the market for high-performance parts for your engine, then look no further as Howard Cams is the brand for you. They have all the parts you need to create a fast machine and is trusted by many racers and enthusiast worldwide. If being on the top podium is your dream, then upgrade your engine with Howard Cams parts.
To know more about the company, visit Vivid Racing and check out their list of products that fit your specific needs.
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