PSC Jeep Wrangler TJ/LJ 4.0L Power Steering Pump Kit
PK40JP2
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This PSC pump package upgrades hydraulic supply for Jeep Wrangler TJ and LJ 4.0L steering systems.
Choose PK40JP2 for cylinder-assist steering or PK40JP2-FH for a full hydraulic conversion. Their pump, reservoir ports, and cooler arrangements differ, so use the complete selected package and bleed it after installation.
Includes:
- Variant-specific high-flow pump
- Filtered remote reservoir and MR20K mount
- HA-L138 reservoir-to-pump hose
- Variant-specific cooler kit
- SR-VT anti-splash valve and PSC fluid
- Pump-to-gear pressure hose in PK40JP2
Specifications
| Manufacturer | PSC Motorsports |
|---|---|
| Part number(s) | PK40JP2, PK40JP2-FH |
| PK40JP2 | Cylinder assist / steering-box system |
| PK40JP2-FH | Full hydraulic system |
| Listed engine here | 4.0L |
| System Type | Cylinder Assist = PK40JP2; Full Hydraulic = PK40JP2-FH |
Fitment
| Jeep Wrangler TJ 4.0L | 1997-2006 |
|---|---|
| Jeep Wrangler LJ 4.0L | 2004-2006 |
Use the selected kit’s matched pump, reservoir, hoses, and cooler.
FAQs
Is the full hydraulic pump kit a complete conversion?
No. PK40JP2-FH is the pump package; the steering control, cylinder, and remaining conversion components are separate.
What should I plan during installation?
Follow PSC’s instructions for mounting, hose routing, fluid selection, and system bleeding.
How do I select the correct kit?
Select the listed model, engine, years, and system-type option; component-specific restrictions are shown above.
