Spied these at Northern Auto....

[60dgrzbelow0]

Spied these while browsing Northern Auto...

For VIN “T” and “W” Cars...

http://cgi.ebay.com/ebaymotors/GM-CH...Q5fAccessories

For VIN “M” Beretta, Lumina and GP

http://cgi.ebay.com/ebaymotors/GM-18...Q5fAccessories

For FWD VIN “W”

http://cgi.ebay.com/ebaymotors/CHEVY...Q5fAccessories

For VIN “J”

http://cgi.ebay.com/ebaymotors/GM-3-...Q5fAccessories

[mickaz]

are the head bolts the same from a 2.8/3.1 to a 3x00?

[ghrarhg]

are the head bolts the same from a 2.8/3.1 to a 3x00?

They're nearly the same. There's 1 out of the 16 that can vary depending on how your passenger side motor mount is set up.