The Ultimate in High Performance Valvetrain Components
Since 1980, Jesel Valvetrain Innovation has been the driving force behind groundbreaking advancements in valvetrain technology. Our unwavering commitment to precision engineering, premium materials, and relentless innovation has propelled us to the forefront of the racing industry, earning the trust of champions and enthusiasts alike.
Jesel Rocker Arms
Jesel Shaft Rockers and Stud Rocker Arms represent decades of engineering and a steadfast commitment to valvetrain innovation. Like all Jesel products, our rockers are designed and manufactured in the United States using cutting edge technologies and processes, ensuring unrivaled strength and reliability.
Jesel Camshaft Belt Drive Systems
Smoother than gear drives and more reliable than chain drives, Jesel Camshaft Belt Drives are the gold standard for engine timing accuracy and reliability. Designed for the most demanding racing conditions, our belt drives offer superior harmonic damping, reduced friction, and precise cam timing control.
Jesel Roller Lifters
Jesel's patented roller lifters include features like high strength tool steel, precision ground rollers, and advanced oiling technology to withstand the harshest engine environments. No matter which Jesel Roller Lifters you choose, you can count on them to get you to the winner’s circle.
Extend the life of your components with a Jesel Certified Performance Rebuild (CPR). Our expert technicians meticulously inspect, clean, and rebuild your Jesel rockers, lifters, and followers to factory tolerances, ensuring optimal performance and reliability for seasons to come.
Jesel Custom Shop crafts bespoke valvetrain components that redefine what's possible. Our dedicated team collaborates with you to develop custom rocker arm designs, unique lifter configurations, and innovative belt drive solutions tailored to your specific engine requirements.
Engineered for Excellence
Jesel takes pride in its American-made craftsmanship, ensuring that every component is engineered and manufactured in the USA to uphold the highest standards of quality. Our state-of-the-art CNC machining centers guarantee unparalleled precision and consistency, resulting in valvetrain components that perform flawlessly under the most demanding conditions. We source only the finest aerospace-grade alloys and tool steel to deliver unmatched strength, durability, and lightweight performance. Each Jesel product undergoes rigorous testing and inspection, meeting our stringent quality standards to ensure peak performance and reliability in your engine.
We’re not just a manufacturer; we’re valvetrain pioneers.
Jesel invented the modern Camshaft Belt Drive system, we’ve patented Keyway Roller Lifter technology and our advanced Jesel Shaft Rocker Systems set new benchmarks for performance. Jesel components have played a crucial role in countless victories across various motorsports disciplines, from oval and road racing to the drag strip. Our expertise and experience have earned the trust of leading engine builders and top-tier race teams who rely on Jesel for their valvetrain needs. When you choose Jesel, you're choosing superior performance and unwavering reliability.
Catalogs, Price Guides & Decals
Our digital-only catalog is filled with high resolution photos, detailed product descriptions, series explanations, an extensive part number listing, tech tips and frequently asked questions.