Sealey self priming piston pump sealey tp89 self priming piston pump fitted with anti drip nozzle and 2in bsp adaptor and dip tube suitable for oils antifreeze degreasants and other non corrosive fluids unit will deliver 200ml per stroke but by using the two sleeves supplied delivery can be limited to 40 80 or 140ml per stroke will fit most containers and drums from 25 to 205 litre sealey tp89 self priming piston pump