Howards Cams Extreme Black Exhaust Valve for Chevy 265-400
If you're looking to upgrade your Chevy 265-400 engine, the Howards Cams Extreme Black Exhaust Valve (Part Number: 16011N) is a top-notch choice. Designed specifically for high RPM and high horsepower applications, this valve is a game-changer for performance enthusiasts.
Key Features
- High-Temperature Resistance: The Extreme Black valves are engineered to withstand high temperatures, making them ideal for nitrous, turbo, and supercharger setups.
- Forged Stainless Steel Construction: Crafted from a one-piece forged, high-temperature, high-nickel stainless steel alloy, these valves promise durability and strength.
- Precision CNC Finish: Each valve is CNC finished to strict tolerances, ensuring a perfect fit for even the most demanding race classes.
- Black Nitride Coating: With a micro-hardness that surpasses the stainless steel base, the black nitride finish provides superior surface hardness and a smoother finish than traditional chromed stems.
Benefits
Using the Howards Cams Extreme Black Exhaust Valve can significantly enhance your engine's performance. For naturally aspirated motors, these valves improve cylinder flow, leading to noticeable horsepower gains. The nitriding process integrates with the steel, reducing power loss caused by valve-guide friction and extending the lifespan of your valves.
Specifications
- Valve Type: Exhaust
- Diameter: 1.600 inches
- Stem Diameter: 11/32 inches
- Part Number: 16011N
Popular Fitments
- Chevy 265 V8
- Chevy 283 V8
- Chevy 327 V8
- Chevy 350 V8
Customer Reviews
Users have praised the Howards Cams Extreme Black Exhaust Valve for its exceptional performance in high-stress environments. Many have noted improvements in engine responsiveness and overall power output. Customers appreciate the durability of the black nitride finish, which holds up well under extreme conditions. The smooth operation of the valves has also been highlighted, resulting in less friction and wear over time.
Upgrade your Chevy 265-400 engine with the Howards Cams Extreme Black Exhaust Valve (16011N) and experience the difference in performance and reliability.
⚠ 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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