66785 Pilot-Operated Check Valve Western Fisher Plow Hydraulic Pump MVP EZV 66785K

New Pilot-Operated Check Valve Western / Fisher Plow hydraulic pump MVP EZV 66785K. This kit is just 1 set and these plows have 4 sets total. 

This is a Pilot-Operated Check Valve used on Western Original MVP V plow and Fisher Original EZV V plows.

Includes:

52 - 56776  O-RING -008, RED, 70 DUROMETER

56 - 66628  BACK-UP RING -008

48 - 66627  O-RING -011 

51 - 56569  O-RING -906

Pilot Check Valve Kit Installation 

Part #11 on Diagram