# 20QL322, 20QL417, 25164809 (1)FMT-4993 Ref. # 20QL329A, 20QL329, 20QL418, 25172757 Screws (2)FSC-0377 Nuts (2)FNU-0402. Mack CH Model w/ E6 7 E7 E-Tech Engine Front Motor Mounting Kit. PAI p/n 803977 is #13 with the red square in the above diagram.Check out my other items. We're an authorized dealer of PAI and Excel products, please let us know if there is any other parts you might need, thanks. This item is in the category "eBay Motors\Parts & Accessories\Commercial Truck Parts\Engines & Components\Complete Engines". The seller is "ddieselaz" and is located in this country: US. This item can be shipped worldwide.