which header should be used with a 90 teg with a b16, 90-91 or 92-93

 

90-91

EDIT: what OBD is your car? That can make a difference as well.

 

ITS ODB-O WHAT IS THE DIFFERENCE BETWEEN THE TWO ANY WAY??

 

position of the o2 sensor. When I ordered my header for my LS 90-91; they sent me a GSR one on accident (92-93) and the o2 was at the collector. OBD2 has two o2 sensors as well. Id just get a header for a 90-91 LS. All bseries headers bolt up to bseries blocks; its just a matter of o2 placement and cleareances. 90-91 is what your looking for though