HomeEmission Control > Crankcase Ventilation SystemStandard Ignition V637 Engine Crankcase Breather Hose
Part #: V637

Standard Ignition V637 Engine Crankcase Breather Hose

⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, F-250 Super Duty and F-350 Super Duty
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Reliable Engine Crankcase Breather Hose for Ford Super Duty Trucks

The Standard Ignition V637 Engine Crankcase Breather Hose is designed specifically for Ford F-250 Super Duty and F-350 Super Duty models. This 22-inch plastic hose ensures proper ventilation of the engine crankcase, helping maintain optimal engine performance and emission control.

  • Includes two hose connectors for secure attachment
  • Comes with a clamp included for easy installation
  • Constructed from durable plastic material for long-lasting use
  • Measures 22 inches in length to fit specified Ford Super Duty models
  • Designed for emission control and crankcase ventilation systems

Product Details and Specifications

The Standard Ignition V637 breather hose is engineered to meet the specifications required for the crankcase ventilation system on Ford F-250 Super Duty and F-350 Super Duty trucks. Made from high-quality plastic, this hose resists cracking and deterioration caused by engine heat and exposure to oil vapors. The product includes two hose connectors and a clamp to ensure a secure and leak-free fit. While mounting hardware and protective sleeves are not included, the hose is designed for straightforward replacement and compatibility with factory components.

Compatible Vehicles and Applications

This engine crankcase breather hose is compatible with the following Ford models:

  • Ford F-250 Super Duty
  • Ford F-350 Super Duty

It is intended for use in the emission control system to properly ventilate the crankcase, reducing pressure buildup and preventing harmful vapors from entering the atmosphere.

Common Issues Addressed by This Breather Hose

  • Prevents crankcase pressure buildup that can cause oil leaks
  • Reduces engine oil contamination by venting vapors properly
  • Helps maintain emission control system efficiency
  • Eliminates rough engine idling caused by faulty ventilation
  • Prevents vacuum leaks that can affect engine performance

Installation Notes and Tips

Installation of the Standard Ignition V637 breather hose is straightforward with the included clamp and hose connectors. Ensure the hose is routed correctly to avoid kinks or contact with hot engine components. Inspect the existing connections for wear or damage before installation. Replacement should be performed when signs of cracking, brittleness, or leaks are present to maintain proper engine ventilation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit and function. The V637 breather hose undergoes quality checks to ensure durability and performance. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberV637
Clamp IncludedYes
ContentsHose
Hose Connector Quantity2
Length - Inches22"
MaterialPlastic
Mounting Hardware IncludedNo
Protective Sleeve IncludedNo

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2011FordF-250 Super Duty6.7LV8DIESELN/A
2011FordF-350 Super Duty6.7LV8DIESELN/A
2010FordF-250 Super Duty6.4LV8DIESELN/A
2010FordF-350 Super Duty6.4LV8DIESELN/A
2009FordF-250 Super Duty6.4LV8DIESELN/A
2009FordF-350 Super Duty6.4LV8DIESELN/A
2008FordF-250 Super Duty6.4LV8DIESELN/A
2008FordF-350 Super Duty6.4LV8DIESELN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

8C3Z6A664BECB201EMH149KCV221PCV774

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.