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BLOX Racing Honda K-Series Competition 74mm Bore Throttle Body - Black - Black Ops Auto Works
BLOX Racing Honda K-Series Competition 74mm Bore Throttle Body - Black - Black Ops Auto Works
BLOX Racing Honda K-Series Competition 74mm Bore Throttle Body - Black - Black Ops Auto Works
BLOX Racing Honda K-Series Competition 74mm Bore Throttle Body - Black - Black Ops Auto Works
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BLOX Racing Honda K-Series Competition 74mm Bore Throttle Body - Black

BLOX Racing
BLOBXIM-00219-BK
BXIM-00219-BK
Throttle Bodies
Out of stock
$ 333.00 $ 266.40

SKU: BXIM-00219-BK

BLOX Racing Honda K-Series Competition 74mm Bore Throttle Body - Black 2002-2006 Acura RSX Type-S 2006-2011 Honda Civic Si

The BLOX Racing Competition 74mm Bore Throttle Body in black fits Honda K-Series engines in vehicles like the 2002-2006 Acura RSX Type-S and 2006-2011 Honda Civic Si. This direct OEM replacement features a larger bore diameter for greater airflow volume sharper throttle response and higher horsepower output. Ideal for track enthusiasts seeking performance gains from K20 and K24 powerplants.

Key Features

  • 74mm Bore Diameter: Delivers up to 25% more airflow than stock 70mm throttle bodies for improved top-end power and acceleration
  • Black Anodized Billet Aluminum Housing: Provides corrosion resistance lightweight strength and aggressive appearance
  • Competition Butterfly and Shaft Design: Ensures precise throttle control minimal play and reliable operation under high RPM
  • Includes New TPS Sensor: Plug-and-play compatibility with factory wiring harness for seamless integration
  • CNC Precision Machined: Guarantees exact OEM mounting dimensions and flawless throttle plate alignment

Product Notes

  • ECU tuning required after installation to adjust fuel and ignition maps for full performance
  • Pair with BLOX Racing intake manifold for maximum airflow efficiency
  • Packaged in protective foam and box to prevent damage during transit

Installation Notes

  • Professional installation recommended.
  • Bolts directly to OEM intake manifold gasket using factory hardware
  • Verify throttle cable and coolant hose routing match OEM configuration

This Part Fits

Year Make Model Submodel
2002-2006 Acura RSX Type-S
2006-2011 Honda Civic Si
2004-2008 Acura TSX All
2003-2007 Honda Element All K24

Why Choose BLOX Racing?

  • Proven in drag racing and circuit events worldwide
  • Built with aircraft-grade billet aluminum for durability
  • Engineered specifically for K-Series throttle response gains

Frequently Asked Questions

  • Q: Will this fit my 2006-2011 Honda Civic Si K20Z3 engine?
    A: Yes it bolts directly to the OEM intake manifold on all K20Z3 equipped Civic Si models with no modifications
  • Q: What material and finish does the throttle body use?
    A: Constructed from CNC machined billet 6061-T6 aluminum with hard black anodized coating for heat dissipation and style
  • Q: Do I need to reflash my ECU after install?
    A: Yes tuning is essential to recalibrate air fuel ratios and idle control for safe reliable power delivery

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Secure box measuring 9 x 9 x 9 inches
  • Weight: 2.2 lbs product weight 3 lbs shipping weight
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