GC4Z6A777A CCV Filter for Ford 6.7L Powerstroke Diesel | Replaces GC4Z6A777B BC3Z6A777A 904-314
Contact UsPremium GC4Z6A777A crankcase ventilation filter for Ford 6.7L Powerstroke diesel engines. Compatible with F250, F350, F450, and F550 Super Duty models from 2017-2019. Replaces GC4Z6A777B, BC3Z6A777A, and 904-314.
Description
GC4Z6A777A Crankcase Ventilation (CCV) Filter for Ford 6.7L Powerstroke Diesel
The GC4Z6A777A CCV Filter is a high-quality crankcase ventilation filter engineered for Ford Super Duty trucks equipped with the 6.7L Powerstroke diesel engine. Designed to effectively separate oil mist and contaminants from crankcase gases, this filter helps maintain proper engine ventilation, reduce intake contamination, and protect critical engine components.
Modern diesel engines generate blow-by gases during operation. Without effective filtration, these gases can carry oil vapors and contaminants into the intake system, causing carbon buildup, reduced efficiency, and increased maintenance requirements. The GC4Z6A777A crankcase ventilation filter is designed to capture these contaminants before they enter the air intake system.
Manufactured to meet or exceed OEM specifications, this CCV filter provides dependable performance for fleet operators, diesel truck owners, maintenance facilities, and aftermarket distributors.
Product Features
- Direct replacement for GC4Z6A777A
- Replaces GC4Z6A777B, BC3Z6A777A, and 904-314
- Designed for Ford 6.7L Powerstroke diesel engines
- High-efficiency oil mist separation
- Maintains proper crankcase ventilation
- Helps reduce intake system contamination
- Protects turbocharger and EGR components
- OEM-quality fit and sealing performance
- Durable filter construction
- Suitable for fleet and commercial vehicle maintenance
- OEM and ODM manufacturing available
Product Specifications
| Item | Specification |
|---|---|
| Product Name | Crankcase Ventilation Filter (CCV Filter) |
| OEM Number | GC4Z6A777A |
| Replacement Numbers | GC4Z6A777B, BC3Z6A777A, 904-314 |
| Filter Type | Crankcase Breather Filter |
| Application | Diesel Engine Ventilation System |
| Engine Compatibility | Ford 6.7L Powerstroke |
| Function | Oil Mist Separation |
| Installation | Direct OEM Replacement |
| Service | OEM / ODM Available |
| Origin | China |
| Packaging | Neutral or Customized Packaging |
Vehicle Compatibility
This CCV filter is compatible with:
Ford Super Duty Trucks (2017-2019)
- Ford F-250 Super Duty
- Ford F-350 Super Duty
- Ford F-450 Super Duty
- Ford F-550 Super Duty
Engine Compatibility
- Ford 6.7L Powerstroke V8 Turbo Diesel Engine
Please verify OEM numbers and vehicle specifications before ordering.
Cross Reference Numbers
This crankcase ventilation filter replaces:
- GC4Z6A777A
- GC4Z6A777B
- BC3Z6A777A
- 904-314
Additional aftermarket references may vary depending on supplier and region.
Product Benefits
Effective Oil Mist Separation
Captures oil vapors and contaminants from crankcase gases before they enter the intake system.
Protects Engine Components
Helps reduce carbon buildup in turbochargers, intercoolers, intake manifolds, and EGR systems.
Maintains Engine Efficiency
Supports proper crankcase pressure regulation for optimal engine performance.
Lower Maintenance Costs
Reduces contamination-related wear and helps extend the life of engine and emissions components.
Applications
Suitable for:
- Ford Super Duty diesel trucks
- Commercial vehicle fleets
- Construction service vehicles
- Utility truck fleets
- Diesel repair workshops
- Truck maintenance facilities
- Auto parts distributors
- Aftermarket diesel parts suppliers
Quality Assurance
Every CCV filter undergoes comprehensive quality testing, including:
- Filtration efficiency testing
- Airflow restriction testing
- Oil separation performance testing
- Seal integrity inspection
- Durability testing
- Dimensional accuracy verification
These quality procedures ensure reliable performance and OEM-level fitment.
Why Choose Our CCV Filters?
As a professional filter manufacturer, we provide high-quality filtration products for diesel trucks, commercial vehicles, agricultural equipment, and industrial engines.
Our Advantages
- OEM-quality manufacturing
- Factory-direct pricing
- Stable production capacity
- Private-label packaging support
- Custom branding services
- Fast worldwide delivery
- Low MOQ for distributors
Frequently Asked Questions
What does a CCV filter do?
A CCV filter separates oil mist and contaminants from crankcase gases before they are recirculated into the engine intake system.
When should the CCV filter be replaced?
Replacement intervals vary by operating conditions, but regular inspection during scheduled maintenance is recommended.
Is this a direct replacement for GC4Z6A777B and 904-314?
Yes. This filter is designed as a direct replacement for GC4Z6A777A, GC4Z6A777B, BC3Z6A777A, and 904-314.
Do you offer OEM and wholesale services?
Yes. We support OEM production, custom branding, and private-label packaging for distributors and wholesalers.





