: The C-355 introduced refined lubrication and cooling systems to handle longer operating hours in the field.
: Early to mid-1970s (primary production 1971–1975 ). Ursus C-355
: The technical design is straightforward, making it a favorite for "DIY" mechanics who use comprehensive service manuals to perform full engine teardowns and gearbox repairs themselves. : The C-355 introduced refined lubrication and cooling
: The C-355 introduced refined lubrication and cooling systems to handle longer operating hours in the field.
: Early to mid-1970s (primary production 1971–1975 ).
: The technical design is straightforward, making it a favorite for "DIY" mechanics who use comprehensive service manuals to perform full engine teardowns and gearbox repairs themselves.