Factory Mustang Throttle Body Size Guide

Date Created: 12/14/2018

Last Updated: 6/9/2022

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 (Except The 99' GT - 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 (2015-2022 Mustang)

15-17 3.7L (V6) - 68mm

15-22 2.3L (4 Cyl | Ecoboost) - 61mm

15-22 5.0L (GT) - 80mm

15-20 5.2L (GT350 | Bullitt) - 87mm

20-22 5.2L (GT500) - 92mm

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Jay has written content for Late Model Restoration for over 10 years, producing over 120 articles. Jay has an extensive 25-plus-year background in automotive and is a certified Ford Technician. Read more...