Accufab 90mm Race Single Blade Throttle Body – 1986-1993 Ford Mustang 5.0L
Take your Fox Body Mustang's performance to the next level with the Accufab 90mm Race Single Blade Throttle Body. Designed specifically for 1986-1993 Ford Mustang 5.0L applications, this high-performance throttle body delivers exceptional airflow, crisp throttle response, and race-proven durability for naturally aspirated, supercharged, and turbocharged engine combinations.
With an impressive 1,369 CFM airflow rating, the Accufab 90mm Race throttle body is engineered to support serious horsepower while maintaining precise throttle control and dependable sealing under boost.
Engineered for High Performance
The Accufab 90mm Race throttle body incorporates premium features designed for demanding street and race applications.
Features include:
- Large 90mm single throttle blade
- Full stainless steel throttle shaft
- Solid brass throttle blade
- Three-position hard anodized linkage arm
- Idle Air Control (IAC) provision
- Throttle Position Sensor (TPS) provision
- Precision O-ring groove seal
- Air leak resistant to 100 PSI
- Requires 4-inch intake tubing
Every 90mm throttle body is measured at the throttle blade, providing maximum airflow while maintaining excellent throttle response.
Precision Billet Construction
Each throttle body is precision CNC-machined from 6061-T6 billet aluminum for outstanding strength, durability, and machining accuracy.
Premium construction includes:
- CNC-machined 6061-T6 billet aluminum body
- Stainless steel throttle shaft
- Solid brass throttle blade
- Precision bushings, bearings, and hardware
- Available in Polished or Black Anodized finishes
- Manufactured in the USA by Accufab
Features & Benefits
- Direct fit for 1986-1993 Ford Mustang 5.0L
- Large 90mm single blade throttle body
- Flows up to 1,369 CFM
- Requires 4-inch intake tubing
- CNC-machined 6061-T6 billet aluminum construction
- Full stainless steel throttle shaft
- Solid brass throttle blade
- Three-position linkage arm
- O-ring groove seal
- Air leak resistant to 100 PSI
- Idle Air Control (IAC) and TPS provisions
- Available in Polished or Black Anodized
- Manufactured in the USA
Specifications
| Specification |
Details |
| Bore Size |
90mm |
| Airflow |
1,369 CFM |
| Inlet Size |
4" |
| Material |
CNC-Machined 6061-T6 Billet Aluminum |
| Finish |
Polished or Black Anodized |
| Application |
1986-1993 Ford Mustang |
| Engine |
5.0L |
| Country of Manufacture |
USA |
Included Components
F90
- Throttle Body
- Base O-Ring
- 1/4"-20 Threaded Ball Stud
- IAC Gasket
F90K
- Throttle Body
- 2" Blank Throttle Body Spacer
- Base O-Ring
- 1/4"-20 Threaded Ball Stud
- 90mm Throttle Body Gasket
- IAC Gasket
Mounting hardware is not included.
Optional Accessories
Accufab offers an optional IAC Block-Off Plate for race applications that do not require an Idle Air Control motor.
Important Installation Notes
- Requires 4-inch intake tubing or coupler.
- All current Accufab 90mm throttle bodies include provisions for the factory Idle Air Control (IAC) motor.
- Idle speed should be adjusted by properly calibrating the Throttle Position Sensor (TPS).
-
Do not adjust the factory-set throttle stop screws, as they are preset by Accufab to ensure proper throttle blade alignment and idle quality.
Why Choose the Accufab 90mm Race Throttle Body?
The Accufab 90mm Race Single Blade Throttle Body is engineered for enthusiasts demanding maximum airflow, exceptional throttle response, and premium American-made quality. Featuring billet aluminum construction, a full stainless steel shaft, and an impressive 1,369 CFM airflow rating, it's an ideal upgrade for high-performance Fox Body Mustang builds where reliability and horsepower matter most.
