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#37275 from Scotty B White · Rule change · TB 25-02 (2025-02 Fastrack)
In T2 Spec Lines, combine Ford Mustang GT 5.0L (15-17) and Ford Mustang GT 5.0L (2018-) and change as follows:
Delete in its entirety: "Ford Mustang GT 5.0L (15-17)"
"Ford Mustang GT 5.0L (2018-)(15-23)"
Required Restrictor: 58mm flat plate restrictor 2015-17 5.0 Gen 2 63mm FPR, 2018-23 5.0. Gen 3 60mm FPR"
Gear Ratios: "3.66, 2.43, 1.69, 1.32, 1.00, 0.65 or 4.69, 2.98, 2.14, 1.76, 1.52, 1.27, 1.00, 0.85, 0.68, 0.63 or 4.17, 2.34, 1.52, 1.14,
0.87, 0.69"
Notes: "Ford Performance Handling Kit part #M-FR3A-M8, Sway Bars in M-FR3A-M8 kit part #M5490-E or M5490-G, Rear Toe
Bearing part #M-5A460-M, Ford Performance Radiator part #M-8005-M8,Strut Tower Brace part# M-20201-M, Camber Bolts M-
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3B236-A, Solid Differential Bushings part#M-4425-M, Short Shift Kit part#M- 7210-M8, Solid Subframe Bushings part#M- 5872-
M, Dampers in Handling Pack part #M-18000-F, Ford OEM Performance Package Brembo front BBK and 380mm rotors permitted
(Ford PN M-2300-V) at no weight penalty. Alternate driveshaft is allowed. Springs up to 800#/in front and rear permitted.
Alternate metallic driveshaft permitted. Rear spring relocation to shock permitted with kit TBD. Ford Racing oil pan #M-6675-
M50BR permitted. BMR rear upper control arm camber links part #UTCA064 permitted. Track/Performance Package parts
permitted. Mustang S550 2015-17 5.0 Gen2 and 2018-23 5.0. Gen3 reduce weight by 100Lb when using 4 piston stock orBrembo brakes with 355mm rotors."