Accufab 90mm Race Throttle Body w/ Spacer (86-93 5.0L)


  • Fits 86-93 5.0L Mustangs.
  • 90mm diameter at blade.
  • 4″ inlet diameter.
  • CNC cut solid billet aluminum construction.
  • Highly polished finish.
  • Includes 2″ blank spacer & gaskets.
  • Improved throttle response.



Fully functional


Maximum Flow. This race-ready 90mm throttle body delivers maximum flow to your monster 5.0L Mustang. With its CNC machined billet aluminum construction and split-shaft design, this top of the line 90mm throttle body kit from Accufab delivers maximum performance and reliability to put you ahead of the pack. Included is a 2″ blank solid aluminum spacer with no water passages or tubes, which provides options for mounting your stock cable bracket.

Exceptional Quality. Accufab’s 90mm race throttle body is made to the highest standards. Manufactured using CNC machining, this piece is made from billet aluminum combined with a stainless steel split shaft to ensure this throttle body will hold up under intense pressures.

Forced Induction and Built Motors. This track ready throttle body will support your built or forced induction 5.0 engine. Note that a dyno tune will be required after installation of this throttle body due to the amount of sheer amount of air provided to your engine.

Feel the Power. An aggressively sized 90mm race throttle body will deliver the air your heavily modified engine needs to maximize both existing and future modifications. With this kit, you’ll bolt on more ponies in minutes and increase your throttle response for a quicker jump off the line and out of the corners. For the Mustang enthusiast who is building a track or drag monster and doesn’t want to compromise on performance, this throttle body is a necessary addition to your arsenal.


  • 90mm throttle body
  • 2″ blank spacer
  • Stainless steel split-shaft design
  • CNC Polished billet aluminum construction

Tech Notes:

  • For forced induction or built engines only.
  • For track use only.
  • Pre-calibrated at Accufab, please do not adjust screws on the throttle body.
  • Requires use of 4″ tubing and hose clamps.
  • Requires dyno tune.

NOTE: If you are looking for a street-legal option, or for less modified Mustang, consider Accufab’s 70mm or 75mm kit with EGR spacer.