Hhhmmmm. Cheers . Bit I am not sure what all those numbers mean..
AZG412
AZG413
HN11S
HN12S
HN21S
HN22S
HT51S
HT81S
RE306
RS413
RS413D
RS415
RS416
SA310
SA413
SF310
SF413
SF416
SW413
ZC11S
ZC21S
ZC31S
ZC71S
ZD11S
ZD21S
I have a G13b DOHC GTi engine in a Sierra ..

Doner GTi year is 1996
Is there no parts list on the redline site that can be "searched" ???