OTTO Tcm 4Lb1 Fuel Injection Pump Parts Repair Kit Delivery Valve K16 8970833460 897083-3460 8-97083346-0 For Isuzu The OTTO Tcm 4Lb1 Fuel Injection Pump Parts Repair Kit is a precision-engineered, OEM-grade solution designed to service, restore, and optimize the performance of Isuzu’s 4Lb1 series fuel injection pumps. As a critical component in heavy-duty fuel delivery systems, this repair kit is meticulously crafted to align with Isuzu’s stringent manufacturing standards, ensuring seamless compatibility and reliable operation in demanding industrial or machinery applications—particularly in equipment where consistent fuel delivery is vital to performance and uptime.