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Howards Cams Mechanical Roller RaceMax Vertical Bar Lifters; Chevy Mark IV, Gen 5/6 91135 - 91135

Howards Cams Mechanical Roller RaceMax Vertical Bar Lifters

Overview

If you're on the hunt for a reliable lifter that brings top-notch features to your Chevy Mark IV or Gen 5/6 engine, look no further than the Howards Cams Mechanical Roller RaceMax Vertical Bar Lifters (Part #91135). These lifters are designed with the serious racer in mind, ensuring you have the performance and durability you need on the track.

Key Features

  • Durable Construction: Crafted from heat-treated 8620 steel billet, these lifters are built to withstand the rigors of racing.
  • CNC Machined Precision: Each lifter is CNC machined in a single process, guaranteeing precise dimensions for a perfect fit.
  • Increased Oil Band Diameter: The larger oil band diameter enhances rigidity, providing you with consistent performance under pressure.
  • Heat Treated Tool Steel Axles: The nitrided axles are made from heat-treated tool steel, offering superior strength and resistance to wear.
  • Pressure Fed Axle Oiling: This feature ensures that oil reaches the axles effectively, promoting longevity and reducing the risk of premature failure.
  • Made in the USA: Proudly manufactured in the United States, these lifters uphold high-quality standards.

Benefits

With the Howards Cams 91135 lifters, you can expect enhanced reliability and performance. These lifters are engineered to fit perfectly in both OEM and +.300" tall aftermarket lifter bores, making them versatile for various builds. Whether you're racing on the track or cruising on the street, these lifters provide the peace of mind that comes from knowing you have a dependable product backing your performance.

Specifications

  • Part Number: 91135
  • Material: Heat-treated 8620 steel billet
  • Fitment: Compatible with Chevy Mark IV, Gen 5/6
  • Axle Type: Heat-treated tool steel nitrided axles
  • Oil Feed: Pressure fed axle oiling system

Popular Fitments

  • Chevy 454 Big Block (Mark IV)
  • Chevy 502 Big Block (Gen 5)
  • Chevy 572 Big Block (Gen 6)

Customer Reviews

Customers have praised the Howards Cams 91135 lifters for their durability and performance. Many users have reported smoother operation and increased horsepower, making these lifters a favorite among serious racers. Feedback highlights the precision fit and effective oiling system as standout features that contribute to their reliability on the track.

Conclusion

For those looking to upgrade their Chevy Mark IV or Gen 5/6 engine with a high-performance lifter, the Howards Cams Mechanical Roller RaceMax Vertical Bar Lifters (91135) are an excellent choice. With a combination of advanced engineering and quality materials, these lifters are designed to meet the demands of any racing enthusiast.

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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