Here is A New Aftermarket Blizzard Electric Plow Pump Motor B60047 (# 51021).
This is for a 12 volt vehicle. It has a single post and spins clockwise. The shaft is 9 spline.
This is for the earlier Blizzard Power Hitch 1 plows. The later ones changed to a slotted shaft, these 9 spline motors are commonly gold or silver in color.
Fits the 760LT, 760HD, 800HD, 860HD, 810PP and 8611PP.
This replaces original Blizzard motors B60047, 60047 and 1789AC.