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Ford Cosworth YB Engine – 45mm Electronic Fuel Injection (EFI) Throttle Bodies – Shaftless Twin Housing Direct-to-Head ITBs

Ford Cosworth YB Engine – 45mm Electronic Fuel Injection (EFI) Throttle Bodies – Shaftless Twin Housing Direct-to-Head ITBs

Price range: £1,495.00 through £1,670.00 (exc. VAT)

Maximise performance with AT Power’s DTH Twin Shaftless ITBs, engineered for the Ford Cosworth YB engine. Port-matched to OEM intake ports for optimal airflow and easy bolt-on installation.

Compatible Engines: Ford Cosworth YB Engine. Typically found in, Ford Sierra RS Cosworth (3-door & Sapphire), Ford Escort RS Cosworth and Ford RS500 Cosworth.

Technical Drawing here.

Professional installation, ECU compatibility and Tuning required. Failure to install this product correctly will cause damage to your engine and void warranty.

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SKU: 102-102-00612Category:

AT Power Shaftless Twin Housing Direct-to-Head ITBs for Ford Cosworth YB Engine

Unlock peak engine performance with AT Power’s Direct-to-Head (DTH) Twin Housing Shaftless Individual Throttle Bodies (ITBs) – precision-engineered for seamless compatibility with the Ford Cosworth YB Engine. These ITBs are port-matched to OEM intake ports, ensuring maximum efficiency and hassle-free installation.

Compatible Engines:

  • Ford Cosworth YB Engine

Typically found in:

  • Ford Sierra RS Cosworth (3-door & Sapphire)
  • Ford Escort RS Cosworth
  • Ford RS500 Cosworth

Product Details:

  • Aerospace Grade Billet Aluminium patented “Shaft-less” 45mm Throttles
  • 100mm Aluminium Extensions
  • 40mm Open Aluminium Ram Pipes (trumpets)
  • Centre Cable Pull Linkage
  • Left Hand Side TPS Mounting
  • JIC-6 AN6 Standard Fuel Rail Fitment for Injected
  • Pico Injector Mounting Brackets

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.

  • 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:

  • Enhanced induction airflow and velocity
  • Sharper throttle response and increased engine performance
  • Ideal for motorsport applications or high-performance engine builds

Kit Includes:

  • Fully assembled 45mm throttle body set
  • 40mm Billet aluminium ram pipes (trumpets)
  • Right Hand Side TPS Fitting

Complete your build. Sold Separately:

  • AirFlow Synchrometer here.
  • Megaflow Air Filter JC50/S/65 here.
  • 3m Motorsport Cable here.
  • Throttle Twin Housing – 1/8″ BSP to 5/16″ (8mm) Hosetail Fitting here.

Customisation Options Available:

We offer a comprehensive range of optional configurations and accessories to tailor the ITB to your specific setup:

  • Throttle Linkage Systems: Choose from Cable-operated or Drive-By-Wire (DBW) setups
  • Billet Velocity Stacks / Runners / Extension Tubes: Multiple lengths available for optimal tuning
  • Ram Pipes (Trumpets): Choice of lengths for airflow optimisation
  • Make Power personal with anodised colour finishes to suit your setup

If you require something more bespoke, please contact us.

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.

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.

Important

Ordering

Before placing your order, please ensure that the technical drawings match your engine’s inlet ports and that the throttle bodies will fit correctly, as engine specifications may vary or have been modified.

Anodised Finishes:

Our anodising has a gloss finish. Kindly note that the colour swatches or photoshopped images are intended for guidance only. Variations in colour and finish may occur due to the inherent nature of the anodising process and its suitability. Additionally, printed materials and on-screen displays may differ in shade. View our anodising colour examples here.

Returns and Cancellations:

Our Throttles are classified as ‘Configured’ products, as they are made to order. Please note that different terms apply to cancellations and refunds for configured items. You can find more information, clicking here. 

Installation:

  • 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.

Incorrect installation of this product may result in engine damage.

This is a motorsport-grade component and must be installed by a qualified technician. If you are unsure, we strongly advise that all mechanical and safety-critical work be carried out by a certified expert.

S-CAN 3D accepts no liability for damage resulting from improper installation or misuse. For support or guidance, please contact the AT Power sales team.

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Delivery / Lead Time

This Configured product is made to order:

  • Standard dispatch time is approximately 8-9 weeks from receipt of payment.

Please note that this timeframe is a guideline and is not guaranteed.

If purchased with other items:

  • Dispatched based on the item with the longest lead time in your order.

Postage and Shipping Costs:

Shipping costs are automatically calculated at the checkout after you enter your delivery address.

For sales, please see our Terms & Conditions.

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