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 used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty