original For Diesel Excavator Engine Fuel Injection Pump Plunger 6N7527 1086633 for Excavator, Replacement for OEM Plunger Barrel Element, Cross Reference 4P9830 original new injector

In any diesel fuel injection system, consistent power output starts with precise high-pressure fuel delivery — and that is exactly the role of the plunger assembly. The 6N7527 Fuel Injection Pump Plunger Assembly serves as the primary pressure-generating element inside erpillar mechanical injection pumps, metering fuel quantity, controlling injection timing, and supporting clean atomization for better fuel economy and lower exhaust emissions.

Manufactured from high-alloy hardened steel and finished with precision grinding and lapping, the 6N7527 plunger and barrel assembly offers exceptional wear resistance and dimensional stability under continuous high-pressure operation. Built to OEM-equivalent standards, it ensures accurate fit, stable injection pressure, and consistent engine output, helping equipment owners and rebuilders extend service intervals and reduce overall maintenance costs. Each unit is supplied in brand-new condition and covered by a 12-month warranty.

The 6N7527 is compatible with erpillar 3208, 3304, 3306, D330C, and D333C diesel engines, as well as generator, marine, and industrial power units. Typical equipment appliions include 215 and 225 excavators; 920, 930, 950, 966C, 941, 951B, 951C, and 955L loaders; D4D, D4E, D5, D5B, D6C, D6D, D7F, and D7G tractors; plus the 518 skidder, 613B wheel tractor, 814 wheel dozer, and 815 compactor. Cross-reference numbers 4N1765, 4N8898, 8N4997, 1W6541, DS6N7527, and MCB6N7527 make identifiion and sourcing easy for distributors, repair shops, and fleet buyers worldwide.