Pumps and Pump Parts

5R55N 5R55W 5R55S Remanufactured Pump Assembly (Price Includes $30.00 Core Charge)

Ford 5R55N 5R55S 5R55W Line Pressure Relief Valve Kit by Superior

Ford 5R55N & 5R55W Upgraded Line Pressure Relief Valve The 5R55N and 5R55W may exhibit a no movement or slipping condition after start up.  This condition can be caused from a sticking line pressure relief valve in the pump.  Superior's new...

5R55N|5R55S|5R55W Line Pressure Valve by Sonnax 56200-03K

Symptoms: Delayed engagement Low line pressure No movement until RPM increased Pump noise Cause: The pump flow control canister and plunger valve wear, allowing the plunger valve to stick open and/or leakage to occur. The canister o-ring relaxes and...