Part Name: Lower Engine Gasket Set. Engine Model: M11 ISM11 QSM11. Fitment Type: Direct Replacement. For Cummins M11 ISM11 QSM11 Diesel Engine Parts. 1pcs Lower Engine Gasket Set. Please confirm according to the correct part number and not just the model number. Please leave your physical address (home or office address) but do not leave your P. Box address and ensure that your address and contact information are correct. Please make sure it will fit your machine before purchasing it. If you are not sure this is what you need please find out your engine model series number and contact our Customer-service. UPS Surepost usually takes 1-6 workdays. UPS Ground usually takes 1-5 workdays. If you don’t receive package over 30 business workdays, please inform us. Duty for International Buyers. We will do our best to offer you satisfied resolutions.