OTTO Excavator Spare Parts Tcm 4Jg2 Oil Overflow Valve 8941678830 894167-8830 8-94167883-0 For Isuzu This product is an oil overflow valve designed for a TCM machine equipped with the Isuzu engine model 4JG2. The part numbers associated with it are 8941678830, 894167-8830, and 8-94167883-0. This valve is crucial for regulating the oil flow within the equipment to ensure optimal functioning and performance.