Bilge Pump Rule 360GPH 12V acme This Impeller is classified as

This Impeller is classified as a small tapered neovane impeller and has 8 splines and measures 61mm at the wide base & 53mm at the top of the splines

Volvo-Penta 825940

Ford Windsor Manifolds - Water Cooled Aluminium

10-32 UNF thread ends

Only (3) of the (12) holes are utilized

Bilge Pump Rule 360GPH 12V acme This Impeller is classified asQuality USA Made Product Beware of cheap imitations, they won't work when you need them to!!! Make sure it's RULE. Rule 360GPH Bilge Pump 12 Volt low 2. 1amp draw 1360 litres per hour. 23 litres per minute 3 4" (19mm) discharge outlet Fully Submersible, Ignition protected High efficiency low amp motor No burn out when dry. Stainless Shaft