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Howards Cams Mechanical Roller Camshaft; 1965 - 1996 Chevy 396-502 (Mark IV) 4400 to 8200 121623-12 - 121623-12

Howards Cams Mechanical Roller Camshaft for Chevy 396-502 (Mark IV)

Looking to boost your Chevy's performance? The Howards Cams Mechanical Roller Camshaft is designed specifically for 1965 - 1996 Chevrolet 396-502 (Mark IV) engines. This camshaft is engineered to operate efficiently within a power band of 4400 to 8200 RPM, making it an ideal choice for those seeking serious horsepower on the track or the street.

Key Features

  • High-Quality Construction: Each camshaft is crafted from the highest-grade race quality cores, ensuring durability and performance.
  • Precision Engineering: Manufactured on dedicated high precision CNC cam grinding machines for unmatched accuracy.
  • Quality Assurance: Every hydraulic and mechanical flat tappet camshaft undergoes 100% Rockwell checks and is Parkerized for enhanced quality control.
  • Secure Packaging: Comes in a hard, high-impact plastic reusable case to ensure your camshaft arrives in perfect condition.

Specifications

  • Lift: .765 / .737
  • Duration @ .050: 283 / 287
  • Centerline: 108
  • Recommended Applications: Competition only, suitable for 500+ CID engines
  • Requirements: High compression, stall converter, and appropriate gearing

Popular Fitments

  • Chevrolet Impala (1965-1970)
  • Chevrolet Camaro (1967-1969)
  • Chevrolet Corvette (1965-1974)
  • Chevrolet Chevelle (1964-1972)

Customer Reviews

Users rave about the Howards Cams 121623-12, highlighting its impressive performance gains and reliability. Here’s what some customers have to say:

  • "This camshaft transformed my Chevy into a beast! The power delivery is incredible!"
  • "I’ve tried several camshafts, but Howards Cams is by far the best. Perfect fit and amazing performance."
  • "Installation was straightforward, and the quality is top-notch. Highly recommend for serious racers!"

Upgrade your Chevy with the Howards Cams Mechanical Roller Camshaft and experience the performance enhancement that comes with precision engineering and quality craftsmanship.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

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Who is Howards Cams?

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 Experience

The 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 Technique

Howards 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 Racing

If 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.

Warranty: Howards Cams Hydraulic/Mechanical Flat Tappet Camshafts are 100% Rockwell checked and parkerized at our manufacturing plantin Wisconsin. Howards Cams hydraulic and mechanical lifters are also 100% Rockwell checked for hardness to ensure that our customers receive the best American made components available. To give our customers a performance edge, Howards Cams will unconditionally replace to the original purchaser only, any non-usable hydraulic or mechanical flat tappet camshafts and lifters for 1/2 the amount of the original invoiced purchase price for a period of 6 months from the date of original retail purchase. Howards™ Cams does not warrant the performance of our products due to Howards™ Cams lack of control during product installation and usage. This applies to all camshafts, valve train components and all other racing components in our catalog and product line. Note: Due to oil available today, all Flat Tappet Cams (hydraulic or mechanical) must be initially ran with a quality break-in lube, such as Howards Z.P.M. Max. There is absolutely no warranty, expressed or implied or otherwise, on Howards Cams parts, labor, installation charges or other damaged parts. Howards Cams assumes no responsibility or liability whatsoever on incidental or consequential damages. There are no implied warranties of merchantability or fitness for a particular purpose. Howards Cams neither assumes nor authorizes any person to assume for it, any other obligation or liability in connection with the sale or use of our products. Howards Cams will replace or refund any part that has a manufacturers defect found before installation or alteration. Customers are responsible for blueprinting engine components before installation or startup.

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