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Spectra FN785 Fuel Filler Neck
| Brand | Spectra 30-4891 |
|---|---|
| Coil Wire Included | No |
| Color | Gray |
| Cylinders | 8 |
| Distributor Cap Included | No |
| Distributor Type | Magnetic Coil |
| E-Waste | Yes |
| Electronic Module Supplied | No |
| Ignition Rotor Included | No |
| Integrated Ignition Coil | No |
| Product Condition | Remanufactured |
| Fits | —48 vehicles |
OE direct replacement. Meets or exceeds original equipment performance.
Fuel filler neck. Built for dependable fuel storage system service.
Cross-references 3C3Z9034A, 577228 and F071 for the same application. See all 8.
Spectra FN785 Fuel Tank Filler Neck
The Spectra FN785 fuel tank filler neck is an OE-style replacement for select Ford Super Duty trucks. It is built for 1999-2004 Ford F-250 Super Duty and 1999-2004 Ford F-350 Super Duty applications, with engineering and quality control aimed at matching original equipment performance.
Key Features
- Direct replacement fuel tank filler neck for select Ford truck applications
- Built to meet or exceed original equipment performance targets
- Manufactured with controlled engineering and production processes
- Fits 1999-2004 Ford F-250 Super Duty and 1999-2004 Ford F-350 Super Duty
- Part number FN785 for easy catalog and cross-reference lookup
Application Details
Compatible With 1999-2004 Ford F-250 Super Duty and 1999-2004 Ford F-350 Super Duty fuel system service needs. The FN785 is a practical replacement when the original filler neck is corroded, damaged, or no longer sealing properly. This part cross-references Ford OE number F81Z9034AA for the same application.
Common Issues This Part Can Address
- Fuel leakage at the filler neck area
- Rust or corrosion on the original neck assembly
- Damage from road debris or impact
- Fueling difficulty caused by a worn or distorted neck
- Fuel odor from a compromised filler tube connection
Installation Notes
Verify vehicle year and model before installation. Compare the original filler neck routing, mounting points, and hose connections to the FN785 before removal. On Ford F-250 Super Duty and Ford F-350 Super Duty trucks, inspect adjacent fuel system components for corrosion or wear during service.
Quality Assurance
Spectra Premium fuel filler necks are engineered and manufactured with quality control processes intended to match OE performance standards for the listed Ford applications.
| Year | Make | Model | Body Type | Bed Length | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2004 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2004 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2004 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2004 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2004 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2004 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2004 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2004 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2003 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2003 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2003 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2003 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2003 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2003 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2003 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2003 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2002 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2002 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2002 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2002 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2002 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2002 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2002 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2002 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2001 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2001 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2001 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2001 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2001 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2001 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2001 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2001 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2000 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2000 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2000 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2000 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2000 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2000 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 2000 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 2000 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 1999 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 1999 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 1999 | Ford | F-250 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 1999 | Ford | F-250 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 1999 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 1999 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 6.8L | V10 | N/A | — |
| 1999 | Ford | F-350 Super Duty | Standard Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
| 1999 | Ford | F-350 Super Duty | Extended Cab Pickup | 6' 9" Foot Bed | 5.4L | V8 | N/A | — |
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