General Pump 51040109 Replacement - Ceramic Plunger Set (18mm, 3-Pack)

Aftermarket ceramic plunger set replaces OEM General Pump 51040109 (also referenced as 51.0401.09, Set i7, and 8.703-185.0). Fits General Pump TT Series 51 pumps including T1209 and T1212 models, as well as equivalent Interpump pumps. Plunger dimensions: 18mm diameter. Includes 3 plungers - complete set for triplex pumps.