A3-152 regular injected Perkins engine upper gasket set. For the following models: FE35, MF35, MF50 Ind. 35, 203 & 205 with a regular diesel identified by the injectors setting vertically in the head , 3.60” bore. (Regular injected engines have the injectors setting in the head vertically) Replaces MF numbers 734092M1and 742993M1. Perkins number 36812122