TE60 compressor bolt size?

[5280GN]

Does anyone know the size of the compressor mounting bolts for a te60 turbo? It looks like an M8x1.5 but I can't find that size anywhere. Thanks

 

[5280GN]

Nvm they were 5/16-18.

 

[bison]

If it's a Garrett cover it's 5/16-18 thread