CATERPILLAR 278-1364 Rocker Arm AS 2781364

Caterpillar 278-1364 Rocker Arm AS – OEM-Grade Durability for Heavy-Duty Engines

The Caterpillar 278-1364 Rocker Arm AS is a precision-engineered component designed for optimal performance across a range of heavy-duty Caterpillar engines, including the 9NN-3406E and CAH-3456 Engine Generator Sets, 6BR-3406E and 3LW-3456 Industrial Engines, as well as 5EK-3406E and 6TS-3406E Truck Engines. This rocker arm is built to withstand extreme load conditions typical in load, haul, and dump applications such as the BAR-R2900, and marine environments like the 9WR-3406E Marine Products. Manufactured with high-grade metallurgy, the 278-1364 ensures superior wear resistance and longevity, maintaining precise valve timing and efficient drivetrain operation.

Technically, the 278-1364 Rocker Arm AS features robust construction with exacting dimensional tolerances to fit seamlessly into Caterpillar’s valve train assemblies. Its design supports consistent valve lift and reduced friction, enhancing engine efficiency and reducing downtime. This component meets OEM specifications, guaranteeing compatibility and performance reliability under high-stress industrial and marine operating conditions. Investing in this rocker arm ensures improved engine responsiveness, reduced maintenance costs, and extended service intervals, making it an essential part for maintaining Caterpillar engine integrity.

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