anyone know what size are those 12mm wastegate bolts that bolts on the wastegate to my drag manifold on top. My bolts keep breaking off. Where can i get those high temp bolts high grade. Im going to ac. I need diameter exact so when i go to ace

 

8mm x 1.25 dont know the length.

 

Yup ^ I just bought some yesterday! 8x1.25x30 is what i purchased