Hi Hog,

Thanks for the reply.
I was going to make my own block off plate, I actually needed the pipe hole plug for the intake manifold.
Your part numbers helped me track down the part I needed...

With the GMPP TBI/Vortec intake manifold I won't be running an external EGR connection and I'll be blocking off the EGR port on the manifold, does anyone know where you can buy a threaded fitting to...

Thanks Fast, I figured that drilling a hole in the head for an internal bypass should work but in the hundreds of different posts I read most people were running external bypasses or drilling holes...

Sorry, I can't figure out why the spacing keeps disappearing after every sentence? It looks a mess....

Figured it out, for some reason I needed to go into general settings and change the message...

Bringing this one back from the dead....My L31 brand new short block is at the machine shop, I've just had it pulled it apart to double check all the clearances, had the the block decked to reduce...