OE Quality
60-Day Returns

Spectra MP121 Manifold Absolute Pressure Sensor
Reliable Manifold Absolute Pressure Sensor for Ford Vehicles
The Spectra MP121 Manifold Absolute Pressure Sensor is designed to provide accurate engine load data for optimal performance. Compatible with select Ford models, this sensor helps maintain efficient fuel management and emission control.
Key Features of the Spectra MP121 MAP Sensor
- Direct replacement for factory manifold absolute pressure sensors
- Compatible with Ford E-350 Econoline, E-350 Econoline Club Wagon, E-350 Super Duty, Excursion, F-250 Super Duty, and F-350 Super Duty
- Ensures precise measurement of intake manifold pressure
- Supports proper engine control and emission regulation
- Durable construction for long-term reliability
Detailed Description of the Spectra MP121 Sensor
The Spectra MP121 is engineered to monitor the manifold absolute pressure within the intake manifold of your Ford vehicle. By accurately measuring this pressure, the sensor provides critical data to the engine control unit (ECU), enabling precise fuel injection and ignition timing adjustments. This sensor is essential for maintaining engine efficiency and reducing harmful emissions in Ford E-350 Econoline and Super Duty series trucks, as well as the Excursion model. The MP121 part number ensures compatibility and quality consistent with OEM standards.
Common Applications and Issues Addressed
- Helps resolve rough idling and engine stalling
- Improves fuel economy by optimizing air-fuel mixture
- Reduces engine hesitation and poor acceleration
- Assists in passing emissions inspections by maintaining proper sensor function
- Prevents check engine light triggers related to manifold pressure faults
Installation Notes and Tips
- Ensure the engine is cool before installation to avoid injury
- Disconnect the battery to prevent electrical shorts during replacement
- Locate the existing MAP sensor on the intake manifold of your Ford E-350 Econoline or Super Duty vehicle
- Carefully remove the old sensor and install the Spectra MP121, ensuring a secure electrical connection
- Clear any diagnostic trouble codes after installation to reset the ECU
Quality Assurance and Warranty Information
The Spectra MP121 Manifold Absolute Pressure Sensor is manufactured to meet or exceed OEM specifications for Ford vehicles. Each unit undergoes rigorous testing to ensure accuracy and durability. This sensor comes with a limited warranty covering defects in materials and workmanship, providing confidence in its performance and reliability.
This part fits 33 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Ford | E-350 Super Duty | 7.3L | V8 | N/A | |
| 2003 | Ford | Excursion | 7.3L | V8 | N/A | |
| 2003 | Ford | F-250 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2003 | Ford | F-350 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2002 | Ford | E-350 Econoline Club Wagon | 7.3L | V8 | N/A | |
| 2002 | Ford | E-350 Super Duty | 7.3L | V8 | N/A | |
| 2002 | Ford | Excursion | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2002 | Ford | F-250 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2002 | Ford | F-350 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2002 | Ford | F-350 Super Duty | 6.8L | V10 | N/A | Manifold Absolute Pressure Sensor |
| 2002 | Ford | F-350 Super Duty | 5.4L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2001 | Ford | E-350 Econoline Club Wagon | 7.3L | V8 | N/A | |
| 2001 | Ford | E-350 Super Duty | 7.3L | V8 | N/A | |
| 2001 | Ford | Excursion | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2001 | Ford | F-250 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2001 | Ford | F-350 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2001 | Ford | F-350 Super Duty | 6.8L | V10 | N/A | Manifold Absolute Pressure Sensor |
| 2001 | Ford | F-350 Super Duty | 5.4L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2000 | Ford | E-350 Econoline Club Wagon | 7.3L | V8 | N/A | |
| 2000 | Ford | E-350 Super Duty | 7.3L | V8 | N/A | |
| 2000 | Ford | Excursion | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2000 | Ford | F-250 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2000 | Ford | F-350 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 2000 | Ford | F-350 Super Duty | 6.8L | V10 | N/A | Manifold Absolute Pressure Sensor |
| 2000 | Ford | F-350 Super Duty | 5.4L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 1999 | Ford | E-350 Econoline Club Wagon | 7.3L | V8 | N/A | |
| 1999 | Ford | E-350 Super Duty | 7.3L | V8 | N/A | |
| 1999 | Ford | F-250 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 1999 | Ford | F-350 Super Duty | 7.3L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 1999 | Ford | F-350 Super Duty | 6.8L | V10 | N/A | Manifold Absolute Pressure Sensor |
| 1999 | Ford | F-350 Super Duty | 5.4L | V8 | N/A | Manifold Absolute Pressure Sensor |
| 1998 | Ford | E-350 Econoline | 7.3L | V8 | N/A | From 12/01/1998 |
| 1998 | Ford | E-350 Econoline Club Wagon | 7.3L | V8 | N/A | From 12/01/1998 |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.