OTTO Excavator Parts Nhr 4Ja1 Connecting Rod 8942490136 894249-0136 8-94249013-6 For Isuzu This OTTO Excavator Part is a connecting rod designed for the Isuzu NHR 4JA1 engine. It plays a vital role in the engine's function, aiding in the conversion of linear motion to rotary motion. The high-quality rod ensures smooth engine operation and durability.