Why Choose the 203-8822 Rocker Arm?
The 203-8822 is not just a component; it is a critical upgrade for your engine's valvetrain. Designed to bridge the gap between your camshaft and valves, this rocker arm ensures precise, efficient, and reliable operation.
Engineered for Excellence:
- Optimal Strength & Durability: Manufactured with high-grade, heat-treated materials, the 203-8822 is designed to withstand extreme thermal loads and high RPM stress.
- Precision Valve Timing: Restores factory-perfect valve opening and closing, ensuring optimal combustion, maximum power, and superior fuel efficiency.
- Reduced Friction & Wear: Engineered to minimize parasitic loss, leading to smoother engine operation and extended longevity of your camshaft and lifters.
- Direct Fit Replacement: Engineered to match the exacting specifications for compatibility with a wide range of heavy-duty applications (see technical specs for fitment).
Key Features & Benefits
- High-Temp Structural Integrity: The 203-8822 is forged to resist fatigue, even in the most demanding high-heat, high-pressure environments.
- Precision-Engineered Geometry: Delivers exact lifter-to-valve movement, reducing stress on valve springs and improving overall engine efficiency.
- Optimized Oiling Path: Specifically designed to ensure consistent lubrication, preventing premature galling and ensuring long-term reliability.
- Reduced Noise, Vibration, & Harshness: By maintaining tight tolerances, the 203-8822 eliminates the tell-tale tapping noise of worn-out rocker arms.
Technical Specifications- Part Number: 203-8822
- Component Type: High-Performance Rocker Arm
- Material: Heat-Treated Alloy Steel
- Application: Heavy Duty Diesel/Industrial, easy to install.
- Function: Intake/Exhaust Valve Actuation
- Features: Precision-machined, Heat-treated for maximum longevity.
- Complete Engine: Engine requires 12 Rocker Arms (203-8822)
- Serial Number Compatibility: Prefix 5EK, 6TS, 5DS, 1LW, 2WS, 1MM, 6NZ, 7CZ, MBN.
