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Factory Mustang Throttle Body Size Guide

Last Updated 3/11/2020 by Jay Walling

Looking to add an aftermarket throttle body to your Mustang but not sure what size to get? Check out our throttle body size guide to see what your Mustang came with stock!

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Factory Mustang Throttle Body Size Guide - Factory Mustang Throttle Body Size Guide


Fox Body Stock Throttle Body Sizes (1979-1993 Mustang)

  • 79-93 2.3L (4 Cyl) - 50mm
  • 79-85 5.0L (V8) - 58mm
  • 86-93 5.0L (V8) - 58mm

  • SN95/New Edge Stock Throttle Body Sizes (1994-2004 Mustang)

  • 94-98 3.8L (V6) - 60mm
  • 94-95 5.0L (GT) - 58 mm
  • 94-95 5.0 L (COBRA) - 60mm
  • 96-04 4.6L (GT) - 65mm (EXCEPTION OF THE 99 GT, IT HAS 66.8mm)
  • 96-04 4.6L (COBRA) - Twin 57mm
  • 01 4.6L (BULLITT) - Twin 57mm
  • 99-04 3.8 & 3.9L (V6) - 56mm

  • S197 Stock Throttle Body Sizes (2005-2014 Mustang)

  • 05-10 4.0L (V6) - 68mm
  • 05-10 4.6L (GT) - Twin 55mm
  • 07-14 5.4 & 5.8L (GT500) - Twin 60mm
  • 11-14 5.0L (GT) - 80mm
  • 11-14 3.7L (V6) - 68mm

  • S550 Stock Throttle Body Sizes (2015-2018 Mustang)

  • 15-18 5.0L (GT) - 80mm
  • 15-17 3.7L (V6) - 68mm
  • 15-18 5.2L (GT350) - 87mm
  • 15-18 2.3L (4 Cyl) (ECOBOOST) - 61mm

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