Exhaust manifold stud size

[Lovinfordlife]

Just purchased Kooks headers for my 14 scab. The info on the internet is contradicting when it comes to exhaust manifold stud size. Is it 10mm x 1.5 or is it 8 mm x 1.25 60mm long? Can anyone answer this definitively?

 

[Lovinfordlife]

Anyone?

 

[brink]

1.25x25 mm, Kooks sells the stage 8 locking hardware on their site, Sku: BK101. Fits the 5.0 and the 6.2