This OTTO OEM‑quality rocker arm assembly with rocker shaft is specially built for Isuzu 6HK1 engine fitted on Hitachi ZX330 and ZX350 excavators. It controls the opening and closing of engine valves accurately, ensuring smooth fuel‑air circulation and stable engine power output, and effectively reduces abnormal valve noise caused by worn‑out rocker components.

This OTTO OEM-quality excavator main ECU computer board with part number 9261199 is designed for Hitachi ZX200-3, ZX240-3 and ZX330-3 excavators. As the core engine and hydraulic control unit, it precisely monitors engine fuel injection, speed and hydraulic output, effectively stabilizing overall machine performance and eliminating common issues such as intermittent shutdown, weak power and unstable operation caused by faulty original controllers.

OTTO Construction machinery parts C7.1 Crankshaft For Excavator This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

OTTO Construction machinery parts YA00040023 Fuel Filter For Excavator This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

OTTO Hitachi Excavator Hydraulic Pump 9262316 9262319 9256125 This used for Hydraulic Pump Hitachi, Original new and rebuild could offer and With 6-12 months warranty

OTTO Spare part hitachi 2036744 hydraulic pump for excavator This used for Hydraulic Pump HITACHI, Original new and rebuild could offer and With 6-12 months warranty

ZX120-3 Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi

ZX120-3 Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi

4466797 ZAXIS40U ZAXIS50U hitachi hydraulic pump spare parts Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi

4605638 ZAXIS35U-2 tata hitachi hydraulic pump price Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi

4633472 ZAXIS470LCH-3 ZAXIS500LC-3 ZAXIS520LCH-3 hitachi main pump Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi

4642385 ZAXIS27U-2 hitachi ex200-2 main pump Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi