As above, this will suit S16 and GTI6 heads, due to the ports being modified. It has been welded at some point, which

according to my research, they are common for cracking on cyl 1 runner. Studs will need replacing

flanges can be changed to suit most turbos

I paid a fortune for this a while back, and given its rarity i think £370 (posted) is a fair asking price, although i'm

easy to deal with so open to sensible offers