Exhaust Manifold Dimensions

[Traz]

Hey everyone. Trying to find info on the exhaust manifold dimensions. especially the interior dimensions of the tubing

 

[Mooseman]

The pipe is an oddball 2.75". That's all I know.

 

[Traz]

gotcha. looking to do a sort of rough draft for my exhaust manifold setup for the turbo, just wanted to know sizes. probably up it to 3in