1990 Mack MR Fuel Pumps
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- Dorman HD Solutions®Fuel Tank Sending UnitMack MR600K / MR600P / MR600S With 70 gal. Rectangular Fuel Tank 1990, Fuel Tank Sending Unit by Dorman HD Solutions®. This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications...."Direct replacement - this fuel tank sending unit is designed to match the fit and function of the original unit on specified applicationsRestores functionality - reliable replacement for an original part that has failed due to internal sensor failure$56.62