Jabsco Engine Cooling Pump 29450 1231 (20mm Hose Flange Mount) JAB 29450 1231 Oils Greases Lubricants Self righting capacity so head is Model BTQ 185 105 Self righting capacity so head is supported above the water 2 mounting options bulkhead and thru deck models (with deck plate included) Brand Jabsco Warranty (Years) 1 Series 29450 Model 29450 1231 Size 020 Pump Inlet Outlet To suit 20mm (3 4") ID hose Replacement Impeller JAB 673 0001 P Applications See Description Mounting Flange Mount decorateTable('product attribute specs table') This Jabsco engine cooling pump is suitable for use in Perkins MC42 engines and Duffield MC 42 engines