Need some exhaust bolt sizes and tourque specs...

[87gninpa]

What size are the bolts that go into the ehaust housing(one that elbow attaches to) went to home depot a few times for these and cant seem to ge the right ones. also, i know the headers are 37 lb-ft, but what is the crossover and also elbow to housing and also pass side header to turbo ex housing? any help is appreciated

 

[FastRegalWE2]

they are metric....

 

[87gninpa]

i found an old thread on the board that said the elbow bolts were 8m 1.25 thats what i bought but they do not thread into the housing, are they right or not?

 

[2 QK 4 U]

Hey man, I'm in the process of an engine rebuild. I found this very helpful.

http://www.gnttype.org/techarea/misc/torque.html

Good luck.

 

[GN138]

I had to replace those bolts too....

Everyone wants way too much for them.

I believe they are a 20 pitch and I forgot the length and diameter.

Try here for these same bolts (Socket Head):

http://www.boltdepot.com/socket-products.aspx

 

[MistaScott]

They should still be available from GM. Find the part numbers (and sizes) here:

http://perfauto.tripod.com/data/0-046.pdf