New Lever Rocker for Cummins 4003906 4003914 3064600

Lever Rocker for Cummins

This lever rocker for Cummins transfers cam lobe motion to the engine valves to regulate airflow and exhaust, referencing part numbers 4003906, 4003914, and 3064600.

Overview

The lever rocker for Cummins is a vital component within the internal valvetrain assembly. This lever rocker for Cummins is engineered to deliver exact valve actuation and lift under high-stress operating conditions. It is built for heavy-duty mechanics and fleet operators requiring durable valvetrain replacements to maintain engine efficiency.

Built For Performance

• Forged from high-strength steel alloy to withstand high mechanical stress.
• Precision-machined contact surfaces minimize wear on valvetrain components.
• Engineered to maintain correct valvetrain geometry and valve lift.
• Heat-treated for enhanced durability and extended operational lifespan.

On-The-Job Use

• Replacing worn or cracked rocker arms during a top-end engine overhaul.
• Maintaining accurate valve timing and combustion efficiency in heavy equipment.
• Servicing commercial diesel engines in fleet and agricultural environments.

Specs At A Glance

Good To Know

Q: Should rocker levers be replaced individually or as a complete set? A: While they can be replaced individually, replacing the entire set is recommended during an overhaul to ensure uniform wear and performance.

Q: Does this rocker lever include the adjusting screw? A: This lever rocker is sold as the bare rocker arm, so requiring the reuse of existing adjusting hardware or sourcing it separately.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.