Melling MDK300 - LS AFM Cylinder Deactivation Delete Kit

Melling MDK300 - LS AFM Cylinder Deactivation Delete Kit

DOD Delete - Camshaft / Lifters / Guides / Thrust Plate / VVT Oil Control Valve / Gaskets / Hardware Included - 5.3 L - GM LS-Series - Kit

LS AFM Delete Camshaft Kit For Active Fuel Management Engines

Melling offers an Engine Cylinder Deactivation Kit for converting Active Fuel Management engines to a Non-Active Fuel Management engines. The Melling Deactivation Kit includes all components need to complete the changeover. Vehicle Will Not Be CARB Compliant After The Vehicles Engine Control Module/Power Train Control Module Is Reprogramed. All Melling Engine Cylinder Deactivation engine components are developed, engineered, tested and manufactured with the highest standards of quality and materials.

• Complete, Engine-Matched Solution: Each kit bundles premium non-deactivation lifters, valley cover/block-off plugs, gaskets, and hardware engineered for your specific application—saving time and ensuring everything fits right the first time
• Upgrades Reliability for the Long Haul: Replaces failure prone deactivation lifters with Melling’s high strength conventional lifters, reducing risk of collapse, misfire, or the notorious “lifter tick,” and extending valvetrain service life
• Restores Full Time Power & Sound: Eliminates cylinder shut off logic so all cylinders stay active under every condition, delivering smoother throttle response, a consistent exhaust note, and the full performance your V8 was built to deliver
• Performance Ready Platform: Provides the solid valvetrain foundation required for aftermarket camshafts, higher spring pressures, and tuning—unlocking more horsepower without system limitations, all backed by Melling’s proven quality
• SEMA certified 49 state compliant, for off highway only use in California.