Working closely with power equipment dealers and chemical manufactures MDI has created a powerful special blend of cleaners to support mechanics coping with the problems created from today fuel blends. Stale old fuel has always been a major problem for the high tech 2-cycle carburetors used in the small engines today. A unique pressurized nozzle system reaches the smallest fuel ports. Large master 11 oz pro size can lasts longer than other size cans and C-2 is value priced for dealers and mechanics.