Direct-To-Head Universal Individual Shaftless Butterfly Throttle Bodies (ITBs) for Ford Cosworth YB Engines
Upgrade your Ford Cosworth YB engine’s performance with these premium Direct-To-Head (DTH) Universal Individual Shaftless Butterfly Throttle Bodies (ITBs) featuring oversized intake ports engineered for maximum airflow and power gains.
Compatible Engines:
- Ford Cosworth YB engines.
While similar engine may share architecture, port shape and spacing can vary. Check the technical drawings match your inlet ports.
Key Features & Benefits:
AT Power’s Direct-to-Head EFI throttle body systems are designed for tuners and performance enthusiasts, offering multiple configurations and optional accessories to tailor your setup to specific engine tuning requirements.
- Oversized Intake Ports: Designed specifically for Ford Cosworth YB engines, these throttle bodies require machining of the cylinder head intake ports to match their unique intake port profile, detailed in the downloadable package drawing.
- Precision Fitment: Port-matched to the OEM intake ports for seamless installation and optimal airflow.
- Shaftless Technology: Patented Shaftless butterfly valve design improves air velocity by 10% and throttle response by eliminating the central throttle shaft obstruction.
- Lightweight Billet Construction: CNC-machined from high-grade billet aluminium for superior strength, durability, and reduced weight.
- Fully Assembled, Ready to Install: Delivered pre-assembled for direct bolt-on installation to the cylinder head intake face.
Performance Advantages:
- Increased horsepower and torque
- Lightweight and durable
- Sharper throttle response and increased engine performance
- Perfect for naturally aspirated and tuned applications
- Ideal for motorsport applications, track day builds, race cars or high-performance engine builds and street setups
If you require something more bespoke, please contact us.
Complete the setup:
Important:
- ECU Compatibility and Tuning Required: Proper engine management system tuning is necessary for optimal operation and fuelling.
- Maps are supplied “as-is”. Professional dyno tuning is strongly recommended to ensure optimal performance and avoid potential engine damage.
If you require something more bespoke, please contact us.
Motorsport Use Only! This product is designed for professional motorsport applications and must be installed by a qualified technician. If assistance is required, please contact AT Power’s sales team.





















