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Sunsong 3402434 Power Steering Return Line Hose Assembly - Pipe To Cooler or Pipe To Pipe
| Brand | Sunsong 3402434 |
|---|---|
| Position | Pipe To Pipe and Pipe To Cooler |
| Bracket (Y/N) | N |
| End 1 Fitting Size (in) | 3/8 |
| End 1 Fitting Type | Id hose |
| End 2 Fitting Size (in) | 3/8 |
| End 2 Fitting Type | Id hose |
| Hose Material 1 | Csm |
| Length (in) | 33.4 |
| Length (mm) | 848 |
| PS Switch Port (Y/N) | N |
| Tech Tip | Tt1000 |
| Fits | Ford, Lincoln, and Mercury · 16 vehicles |
OE-level performance. Return hose assembly exceeds original equipment standards.
Zinc-coated steel tubing. Helps resist corrosion and rust in harsh conditions.
Precision engineered. Exact-fit hose assembly restores worn parts to original condition.
Cross-references Dorman - HELP 31011, Gates 365573 and 36-365573 for the same application. See all 6.
Power Steering Return Hose for Select Ford and Lincoln
Sunsong 3402434 is a power steering return line hose assembly built for low-pressure, high-temperature return-side service. It is engineered for direct replacement on select Ford Thunderbird, Mercury Cougar, and Lincoln Mark VIII applications with cooler-equipped steering systems.
- Direct-fit power steering return line hose assembly
- 3/8 in. ID hose fittings at both ends
- 33.4 in. overall length for the listed applications
- CSM hose material for return-line service
- Built to exceed original equipment performance standards
- Steel tubing with zinc electroplating for corrosion and rust resistance
- Fits Pipe To Cooler and Pipe To Pipe configurations shown below
Detailed Product Overview
This Sunsong power steering return line hose assembly, part number 3402434, is made for vehicles that route steering fluid through a cooler before returning to the system. It is a fitment-based replacement for 1993-1998 Lincoln Mark VIII, 1994-1997 Ford Thunderbird, 1994-1997 Mercury Cougar, and 1994-1995 Ford Cougar applications listed with cooler-related pipe-to-pipe or pipe-to-cooler routing. The hose is precision engineered to match the original layout and uses corrosion-resistant steel tubing with zinc coating to help withstand humidity, road salt, water, and grime.
This part cross-references Dorman - HELP 31011 and Gates 365573 for the same application. If you are replacing a worn steering return hose on a Lincoln Mark VIII or Ford Thunderbird, Sunsong 3402434 provides the correct fitment details and construction for the listed vehicles.
Common Problems This Part Can Address
- Power steering fluid seepage from a cracked or aged return hose
- Corrosion on the original steel tubing
- Softening or deterioration from heat exposure
- Incorrect hose length or fitting size during replacement
- Noise or steering performance issues caused by restricted return flow
Installation Notes and Tips
Verify the vehicle’s steering routing before installation. This assembly uses 3/8 in. ID hose connections at both ends and is listed for Pipe To Cooler and Pipe To Pipe configurations only. Confirm the original hose path, cooler location, and overall length match the removed part before installation on Ford Thunderbird, Mercury Cougar, or Lincoln Mark VIII models.
Quality Assurance
Sunsong states that this return hose assembly is manufactured to exceed original equipment performance standards. The steel tubing is zinc electroplated for added resistance to rust and corrosion, supporting long-term service in demanding underhood and road-exposed conditions.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1998 | Lincoln | Mark VIII | Pipe To Cooler | Power Steering Return Line Hose Assembly - With Cooler |
| 1997 | Ford | Thunderbird | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1997 | Lincoln | Mark VIII | Pipe To Cooler | Power Steering Return Line Hose Assembly - With Cooler |
| 1997 | Mercury | Cougar | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1996 | Ford | Thunderbird | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1996 | Lincoln | Mark VIII | Pipe To Cooler | Power Steering Return Line Hose Assembly - With Cooler |
| 1996 | Mercury | Cougar | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1995 | Ford | Cougar | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1995 | Ford | Thunderbird | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1995 | Lincoln | Mark VIII | Pipe To Cooler | Power Steering Return Line Hose Assembly - With Cooler |
| 1995 | Mercury | Cougar | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1994 | Ford | Cougar | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1994 | Ford | Thunderbird | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1994 | Lincoln | Mark VIII | Pipe To Cooler | Power Steering Return Line Hose Assembly - With Cooler |
| 1994 | Mercury | Cougar | Pipe To Pipe | Power Steering Return Line Hose Assembly - With Cooler |
| 1993 | Lincoln | Mark VIII | Pipe To Cooler | Power Steering Return Line Hose Assembly - With Cooler |
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