Looking to boost your Chevy's performance? The Howards Cams Pro Max Pistons (part number 840425613L) are specifically designed for Chevy engines ranging from 262 to 400 cubic inches. These pistons are a game-changer for anyone serious about racing or high-performance builds.
These pistons are engineered to maintain their shape under high RPMs and extreme pressure, eliminating the common issue of "skirt shrinking." With features like forced pin oilers and accumulator grooves, you can count on consistent lubrication and performance. The lightweight .150" wall, heat-treated aircraft quality wrist pins and double spirolox ensure reliability and ease of installation.
The Howards Cams Pro Max Pistons are compatible with a variety of Chevy applications, including:
Customers have praised these pistons for their durability and performance. Here’s what some users are saying:
Upgrade your engine with the Howards Cams Pro Max Pistons and experience the difference in performance and reliability. Get ready to hit the track with confidence!
⚠ 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.