Expansion tank cap with screw fitting.

Engine fitment codes and year ranges:
DF 1.9 waterboxer from chassis 24D089113>> 01/84-07/92
DG 1.9 waterboxer from chassis 24D089113>> 01/84-07/92
DH 1.9 waterboxer from chassis 24D089113>> 01/84-07/85
EY 1.9 Waterboxer
All GW 1.9 waterboxer
All SP 1.9 waterboxer
All MV 2.1 waterboxer
All DJ 2.1 waterboxer
All SR 2.1 waterboxer
All SS 2.1 waterboxer
CS 1.6 diesel from chassis 24E070001>> 12/83-07/87
JX 1.6 turbo diesel from chassis 24E070001>> 12/83-
All KY 1.7 diesel