: 3P uses a 3-cylinder Perkins; standard C-360 uses a 4-cylinder S-4003.
1981 Ursus C-360-3P Technical Specifications - Ultimate Specs Ursus C-360 3P
: Both are valued for their simple design and low operating costs, though parts for the Perkins engine are a distinct category from the original Polish engine parts. : 3P uses a 3-cylinder Perkins; standard C-360
: 3P is more efficient; standard C-360 is often preferred for heavy-duty plowing where higher torque/mass is beneficial. : 3P uses a 3-cylinder Perkins