Sunsong

Sunsong 3401596 Power Steering Pressure Line Hose Assembly - Control Valve End

Brand Sunsong 3401596
Position Control Valve End
End 1 Fitting Size (in) 5/8
End 1 Fitting Type Female
End 2 Fitting Size (in) 1/2
End 2 Fitting Type Male Inverted Flare
Hose Material 1 CSM
Length (in) 20.1
Length (mm) 510
PS Switch Port (Y/N) Y
Tech Tip TT1000
Fits Ford and Mercury · 11 vehicles

Exact-fit assembly. Precision engineered for a direct replacement and trouble-free installation.

Zinc-coated steel tubing. Helps resist corrosion and rust from humidity, road salt, water, and grime.

High-pressure tested. Built to handle demanding steering pressure with lasting durability.

Cross-references Champion Spark Plug 510, Dayco 70689 and DENSO Auto Parts 5090 for the same application. See all 7.

$19.74Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $19.74
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Free returns within 60 days if it doesn't fit when fitment is verified.

Sunsong 3401596 Power Steering Pressure Hose

The Sunsong 3401596 power steering pressure line hose assembly is built for direct replacement on select Ford Mustang and Mercury Cougar applications. It is engineered to handle high steering-system pressure while maintaining a precise fit for the control valve end on covered vehicles.

  • Max working pressure: 1,500 psi
  • Burst pressure rating: 8,700 psi
  • Tensile strength: 1,600 lb
  • High-grade steel tubing with zinc electroplating for corrosion resistance
  • Precision-engineered hose assembly for exact fit
  • Includes required wear components as specified by application
  • High-pressure tested before shipment
  • PS switch port included
  • End fittings: 5/8 in female and 1/2 in male inverted flare
  • Hose length: 20.1 in (510 mm)

Fitment Details

Compatible With 1967-1970 Ford Mustang, Control Valve End; 1970 Ford Mustang, N/A; 1967-1970 Mercury Cougar, Control Valve End; 1969-1970 Mercury Cougar, N/A.

This part cross-references Gates 354470 for the same application.

What This Hose Helps Address

  • Power steering fluid leaks at the pressure line
  • Loss of steering assist from a damaged hose assembly
  • Corrosion-related hose failure in humid or road-salt environments
  • Fitment issues caused by worn or incorrect replacement lines
  • Pressure loss from cracked, weakened, or fatigued tubing

Installation Notes

Verify end fitting sizes, PS switch port location, and vehicle position before installation. This hose is specified for the control valve end on listed Ford Mustang and Mercury Cougar applications, so match the original routing and connection points during replacement. Inspect surrounding steering components for wear or contamination before completing the repair.

Quality Assurance

Each Sunsong 3401596 hose is pressure tested at the factory before release. The assembly is built to exceed original equipment performance standards for pressure capacity, durability, and corrosion resistance.

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1970FordMustangControl Valve End
1970FordMustangN/A
1970MercuryCougarControl Valve End
1970MercuryCougarN/A
1969FordMustangControl Valve End
1969MercuryCougarN/A
1969MercuryCougarControl Valve End
1968FordMustangControl Valve End
1968MercuryCougarControl Valve End
1967FordMustangControl Valve End
1967MercuryCougarControl Valve End
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Champion Spark Plug — 510Dayco — 70689DENSO Auto Parts — 5090Gates — 35447036-354470C7ZZ3494BC8ZA3494A