Aftercooler Water Tube 3906436, 3908402 of Cummins 6CTA8.3-M188(SO21992) Marine Engine NO. PART NUMBER PART NAME NO. PART NUMBER PART NAME 2 3906436 Tube, Water Inlet 5 3917394 Connection, Water Transfer 3 3906439 Plate, Clamping 6 5313460 Hose, Plain 4 3908402 Tube, Water Outlet 7 3937613 Clamp, Hose Remarks: (1) We can provide Aftercooler Water Tube 3906436, 3908402 engine parts, as …