Neovane 1" Impeller (large) water pumps the 1" has grub screws

the 1" has grub screws

Body Diameter is 3 1/4"

1673-9051 -

350 & 400 engines and have been designed to improve torque in centremount ski boats with the port design

Neovane 1" Impeller (large) water pumps the 1" has grub screwsNeovane Impeller suit Neovane Pumps with a 1" NPT pipe thread. These pumps also have 2 screws on their covers. This Impeller is classified as a large tapered neovane impeller and has 8 splines and measures 77mm at the wide base & 64mm at the top of the splines. Supplied with cross pin to drive through shaft & a gasket. If your pump is a 1 2" or 3 4" port pump with 8 cover locating screws , you require the smaller 1 2" & 3 4" neovane impeller available