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Howards Cams Hydraulic Roller Retro-Fit ProMax High RPM Lifters; Chevy Gen III (LS-Series) 91175 - 91175

Howards Cams Hydraulic Roller Retro-Fit ProMax High RPM Lifters for Chevy Gen III (LS-Series) 91175

If you're looking to boost your Chevy Gen III (LS-Series) engine's performance, the Howards Cams Hydraulic Roller Retro-Fit ProMax High RPM Lifters (part number 91175) are designed with you in mind. These lifters are engineered to thrive in high RPM environments, making them perfect for enthusiasts who want to push their engines beyond the 7000 RPM mark.

Key Features

  • High RPM Capability: Specifically designed to operate at RPMs exceeding 7000, these lifters are perfect for high-performance builds.
  • Advanced Internal Valving: The new internal valving enhances torque and horsepower, giving you that extra kick when you need it most.
  • Durable Construction: Machined from high-quality alloy steel bar stock, the lifter body is built to last. The nose wheel is crafted from 8620 material and case-hardened for exceptional durability.
  • Precision Requirements: These lifters require a spring pressure of 200-225 lbs. seat pressure and 500-575 lbs. open pressure, along with specific lash adjustments for optimal performance.
  • Made in the USA: Proudly manufactured in the United States, ensuring top-notch quality and craftsmanship.

Benefits of the 91175 Lifters

By upgrading to the Howards Cams 91175 lifters, you can expect improved engine responsiveness and efficiency. The advanced design allows for better oil flow and reduced friction, which translates to a smoother operation and longer engine life. Whether you're hitting the track or cruising the streets, these lifters will help you achieve your performance goals.

Popular Fitments

The Howards Cams 91175 lifters are compatible with several popular vehicles, including:

  • Chevrolet Camaro (2002-2015)
  • Chevrolet Corvette (2001-2013)
  • Chevrolet Silverado (2000-2014)
  • Chevrolet Tahoe (2000-2014)

Specifications

  • Part Number: 91175
  • Material: Alloy steel, 8620 for nose wheel
  • Spring Pressure: 200-225 lbs. seat, 500-575 lbs. open
  • RPM Range: Over 7000 RPM

Customer Reviews

Customers have praised the Howards Cams 91175 lifters for their reliability and performance. Here’s what some users are saying:

  • "These lifters are a game changer for my LS engine. The power increase is noticeable!"
  • "Installation was straightforward, and they perform beautifully at high RPMs. Highly recommend!"
  • "I’ve tried other lifters, but these are by far the best. Great quality and performance!"

Upgrade your Chevy Gen III (LS-Series) engine with the Howards Cams Hydraulic Roller Retro-Fit ProMax High RPM Lifters (91175) and experience the difference in performance and reliability!

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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