Samson PM4 5:1 Main Piston / Central Bar Repair Kit #734956
| Samson Part # | 734956 |
| Product Type | Main Piston / Central Bar Repair Kit |
| Pump Series | PumpMaster 4 |
| Pump Ratio | 5:1 |
| Fits Pump # | 347120 & 348120 |
| Service Area | Central Bar / Fluid Plunger Assembly |
Samson PM4 5:1 Main Piston / Central Bar Repair Kit #734956
Genuine Samson repair kit for PumpMaster 4 5:1 oil pumps. Samson's current repair-kit listing calls #734956 the PM4 5:1 Main Piston Kit, while technical documentation identifies it as the major central bar or fluid plunger repair kit.
The central bar transfers reciprocating motion through the pump and is a major internal component of the pump assembly. The service kit includes the central bar along with associated retaining and sealing components required for the specified repair.
Questions before ordering? Call (817) 865-3707 and our team will help confirm the correct PM4 5:1 service kit.
Compatibility & Fitment
Manufacturer documentation identifies #734956 for PM4 5:1 pump models #347120 and #348120. This kit services the central-bar/fluid-plunger portion of the pump and should not be confused with the separate lower piston or foot-valve kits.
Frequently Asked Questions
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