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Customise Honda K20/K24 FN2/FD2/CL7 45mm EFI Shaftless ITBs – Standard Engine Bay Fitment
Customise Honda K20/K24 FN2/FD2/CL7 45mm EFI Shaftless ITBs – Standard Engine Bay Fitment
Customise Honda K20/K24 FN2/FD2/CL7 45mm EFI Shaftless ITBs – Standard Engine Bay Fitment

Customise Honda K20/K24 FN2/FD2/CL7 45mm EFI Shaftless ITBs – Standard Engine Bay Fitment

£1,495.00 (exc. VAT)

AT Power’s 45 mm EFI Shaftless ITBs for K20/K24 engines deliver plug‑and‑play installation with no engine bay modifications – the perfect bolt‑on upgrade for FD2, FN2, and CL7 Honda platforms.

Compatible Engines:
Honda K20A/K20Z/K24 (stock or swapped)
Chassis: FD2/FN2 Civic Type R, CL7 Accord Euro R, non-ITB-integral K20/K24 swaps

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.

  • *Anodising Colours £120 exc. VAT - Silver & Black £0
    *Select Cable Pull Or Drive-By-Wire
    *Select Configuration (CP)

    Refer to Technical Doc

    *Select Configuration (DBW)

    Refer to Technical Doc

    *Select Extension Length

    Please Contact us to order Curved Extensions

    *Select Ram Pipes
    *Select Fuel Rail End Fittings
    *Select TPS Throttle Side

    For TPS side, refer Technical Drawings in Documents

    *Select TPS Throttle Side

    For TPS side, refer Technical Drawings in Documents

    *Select Throttle TPS (RHS)
    *Select Throttle TPS (LHS)
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SKU: 102-104-00020Category:

Honda K20/K24 FN2 / FD2 / CL7 45 mm EFI Shaftless ITBs – Standard Engine Bay Fitment

Elevate throttle response and high-RPM performance in your Honda FD2/FN2 Civic Type R or CL7 Accord Euro R with AT Power’s 45 mm Electronic Fuel Injection Shaftless ITBs. These fully assembled ITBs are engineered for seamless fitment within the factory engine bay – no cutting, relocating, or modifying required.

Compatible Engines:

  • Honda K20A/K20Z/K24 (stock or swapped)
  • Chassis: FD2/FN2 Civic Type R, CL7 Accord Euro R, non-ITB-integral K20/K24 swaps

Note: Engine uses a unique port layout specific to the ST170 variant

While similar engine may share architecture, port shape and spacing can vary. Check the technical drawings match your inlet ports.

Key Features & Benefits:

  • Precision Fitment: Ideal for stock and power-built K20/K24 engines; retains OEM fuel injectors and rails for optimal airflow and ease of installation.
  • Shaftless Technology: Patented Shaftless butterfly valve design improves air velocity by 10% and throttle response by eliminating the central throttle shaft obstruction.
  • Twin Oval Billet Housings: 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.
  • EFI Ready with injector Blank-Offs: Allows flexibility for custom fuel delivery setups. Fuel rails and injectors sold separately.
  • 45mm Bore Dimeter: Designed to maximise naturally aspirated performance for the ST170.

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.

Engine Relocation

For fitment into standard (OEM) vehicles, it may be necessary to relocate the power steering pump or alternator & replace the existing water pump with an aftermarket electric water pump to allow package clearance for the installation of these Throttle Bodies. These ancillary products are directly available through:

T7DESIGN Ltd (UK) Press here for T7DESIGN website.
TEGIWA IMPORTS Ltd (UK) Press here for TEGIWA IMPORTS website.

Complete the setup:

  • AirFlow Synchrometer here.
  • Megaflow Air Filter JC50/S/65 here.
  • 3m Motorsport Cable here.

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.

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.

Please Note

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:

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.

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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