Cummins QSB 4.5L Diesel Engine Oil Filter Head 3979393 Power Unit Genset OEM. Brand New and High Quality. Engine Oil Filter Head. If you can’t find the product you need in the shop, it doesn’t mean that we are out of stock. The product didn’t reach the shelves before. The product link is invalid. The keyword you searched is incorrect. Your part number/model number/serial number is wrong. Category restriction, unable to upload more optional models. So please be sure to contact our customer service to inquire whether the goods you need are actually available. I believe we can provide the products you need. It is mandatory to check part numbers prior to ordering. If unsure of fitment, send me your 8 engine digit serial number and I will verify.

This engine has a Factory limited Rated power of 110HP and has been increased to 150HP through software adjustments, meeting Euro 3 emissions standards. This engine is only suitable for industrial, agricultural, and other such applications; it is. Not applicable to road vehicles. And is restricted to replacing existing old engines. Before Start Engine you need to do. Change the oil filter with new one. Fully fill oil filter with lub oil before spin it on. 3 Open all valve covers and oil all rock arm. 4 Check oil dipstick to make sure oil level correct. 5 Disconnect fuel lines and electronic power. 6 Rotate engine by hand at least 5 rounds. 7 Keep the fuel shutdown rotate engine with electronic motor 30 seconds each time, 3 times at least. 8 Check oil pressure gauge when rotating engine. If no pressure, check oil pump and lubricate it with oil. 9 Keep on checking oil pressure when you start engine. 10 Keep engine idle at least 5 mins when starting engine.