Sunsong 3402116 Power Steering Pressure Line Hose Assembly - Hydroboost To Gear

Power Steering Pressure Line Hose for Ford E-350

Sunsong 3402116 is a power steering pressure line hose assembly for hydroboost-to-gear applications on select Ford E-350 models. It is built to OE-level dimensional requirements and uses corrosion-resistant steel tubing to support long-term service in demanding steering systems.

Key Features

• Fits hydroboost to gear steering layouts on select Ford E-350 Club Wagon, E-350 Super Duty, and E-350 Econoline applications
• Pressure hose construction rated for up to 1,500 psi working pressure
• Burst pressure rating of 8,700 psi and tensile strength of 1,600 lb
• High-grade steel tubing with zinc electroplating for rust and corrosion resistance
• Precision-engineered for exact fit and proper routing
• Hose material: CSM
• End fittings: 1/2 in male O-ring and 16 mm swivel O-ring
• Length: 30.8 in (782 mm)

Detailed Description

This Sunsong power steering pressure line hose assembly is engineered for direct replacement in Ford E-350 steering systems that use a hydroboost-to-gear configuration. Part number 3402116 is built to restore pressure-line function with the correct fitting style, hose length, and routing geometry for the listed applications. It is a practical choice for Ford E-350 Super Duty, Ford E-350 Econoline, and Ford E-350 Club Wagon service work where the original pressure hose has leaked, cracked, or lost integrity.

This part cross-references Dorman - HELP 80323 for the same application.

What It Helps Solve

• Power steering fluid leaks from a worn or damaged pressure hose
• Hard steering caused by pressure loss in the steering circuit
• Noise or pulsation from a deteriorated hose assembly
• Corrosion-related hose failure in high-humidity or road-salt environments
• Fitment issues from an incorrect hose length or end fitting style

Installation Notes and Tips

Verify the vehicle uses a hydroboost system before ordering. Confirm the end fittings match the existing line: 1/2 in male O-ring on one end and 16 mm swivel O-ring on the other. Inspect adjacent steering components, seals, and mounting points before installation, and follow the vehicle service procedure for bleeding the power steering system after replacement.

Quality Assurance

Each hose is pressure tested before it leaves the factory to help ensure proper operation after installation. Sunsong states that these pressure hoses exceed original equipment performance standards, with corrosion-resistant tubing and reinforced construction intended for long service life.