Caterpillar Plunger & Barrel Assembly, 4N4997

replaces: 4N4997

Models: SR4, 3400, 3406, 3408, 3408B, 3412 and more.

Diesel fuel injection systems components are critical to the performance and emissions of diesel engines. Our fuel system components meet the performance, emissions, reliability, and durability requirements of the engine. That's why we engineer them for exact precision and durability for long service life.