Maximize your excavator’s exhaust system performance with the OTTO Rear Exhaust Manifold (P/N: 1-14142001-0), a premium aftermarket replacement designed for durability and precise fitment for Hitachi ZX450-3 excavators and 6WG1 engines. This high-quality component restores smooth exhaust gas flow to your heavy machinery, offering a cost-effective alternative to OEM parts while ensuring reliable operation.

Maximize your excavator’s engine efficiency with the OTTO Genuine Exhaust Manifold (P/N: 1-14142031-1), a premium replacement designed for durability and precise fitment for Hitachi ZX450-3 excavators and Isuzu 6WG1T engines. This high-quality genuine component restores reliable exhaust gas flow to your heavy equipment, offering a cost-effective, OEM-matching alternative to original parts.

Maximize your excavator’s engine performance with the OTTO Crankshaft Bearing (P/N: 1-11510093-3), a premium aftermarket replacement designed for durability and precise fitment for Hitachi ZX450-3 6WG1 engines. This high-quality bearing set restores reliable crankshaft support to your heavy equipment, offering a cost-effective alternative to OEM parts for engine rebuilding.

This OTTO thermal valve sealing ring kit (part number 1-21779001-0) is designed for excavators including Komatsu ZX450-3, PC450, and PC490. It provides reliable, high-temperature sealing for valve systems, ensuring optimal thermal performance and preventing leaks under demanding engine conditions.

This OTTO temperature gauge/thermometer unit (part number 9-83151432-0) is designed for excavators including Hitachi ZX450, PC450, and PC490. It provides accurate real-time monitoring of engine or hydraulic system temperatures, helping to prevent overheating and ensure safe, efficient operation.

This OTTO temperature gauge/thermometer unit (part number 9-83151432-0) is designed for excavators including Hitachi ZX450, PC450, and PC490. It provides accurate real-time monitoring of engine or hydraulic system temperatures, helping to prevent overheating and ensure safe, efficient operation.

This OTTO hydraulic seal ring/O-ring set (part number 1-13779011-0) is designed for excavators including Hitachi ZX450-3, PC450, and PC490. It provides a reliable, leak-proof seal for hydraulic connections, ensuring consistent system performance and protection against fluid loss or contamination.

This OTTO piston cooling nozzle (part number 1-13342139-2) is designed for Isuzu 6WG1 engines in excavators like the ZX450, PC450, and PC490. It precisely sprays oil onto the piston underside to regulate temperature, reduce thermal stress, and enhance engine durability and performance.

This OTTO connecting rod bearing (part number 1-12271072-1) is engineered for Isuzu 6WG1 engines used in excavators like the ZX450, PC450, and PC490. It ensures precise fit, reduced friction, and reliable durability within the engine's rotating assembly for optimal performance.

This OTTO air intake hose (part number 1-11742083-2) is designed for Isuzu 6WG1 engines used in excavators like the ZX450, PC450, and PC490. Made from durable rubber, it ensures secure and flexible airflow into the engine, enhancing performance and reliability.

This OTTO oil pressure switch (compatible with part numbers 8-98249723-0 and 8-97372952-0) is designed for Isuzu 6WG1 diesel engines in construction machinery. It reliably monitors engine oil pressure, ensuring proper lubrication and providing vital protection against potential engine damage.

This OTTO injector pipe (No.1-15416844-2) is designed for Isuzu 6WG1 engines used in excavators like ZX450-3, PC450, and PC490. It ensures precise high-pressure fuel delivery to the No.3 injector for optimal engine performance and reliability.