Ross Machine Racing – 90mm Throttle Body


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Ross Machine Racing’s 90mm throttle body is made to the highest standards. Manufactured using CNC machining and made from 6061 billet aluminum combined with a stainless steel shaft.


  • Uses same mounting bolt pattern as 86-93 5.0L Mustang throttle body
  • M8x45mm screws and washers included
  • Available in black anodize or clear iriditie satin finish. Iridite is easy to remove for polishing
  • Total thickness including the hose mount is 2-1/2 inches
  • Available in standard Mustang CW or CCW rotation
  • Cable mounting bracket pre-installed
  • 90mm diameter blade – CNC machined from 6061 aluminum
  • 4″ (101mm) hose connection
  • CNC solid billet 6061 aluminum construction
  • CNC stainless steel shaft – split shaft design
  • Black Anodize finish with Ross Machine Racing logo
  • Includes 4″ o-ring installed in back for prefect seal
  • Needle bearing with seal to minimize leakage
  • 2.7″ throttle cable pulley

TPS Notes:

If using – 86-93 5.0L Mustang TPS – Direct bolt-on – Standard CW Mustang T/Wheel Rotation
If using – Toyota MR2 TPS – TPS Adapter needed – Standard CW Mustang T/Wheel Rotation
If using – Toyota Supra 2JZGTE TPS – TPS Adapter needed – Reverse CCW T/Wheel Rotation
If using – Lexus 300IS TPS – TPS Adapter is needed, but… it can be counter-clockwise or clockwise.


Additional information

Weight 2 lbs
Dimensions 10 × 8 × 4 in