Radiator cap
Details
Bog standard 120kPa / 1.2bar / 17.4PSI GM radiator cap, e.g. Febi Bilstein 01211.
Lack of use seems to make them prone to rusting closed and over-pressurising the cooling system, which may cause hose leaks and may be mistaken for head gasket failure.
Details from an eBay advert:
Make and model this part will fit
Vauxhall Agila I, Astra II, Astra III, Astra IV, Calibra, Calibra 4x4, Carlton II, Cavalier III, Cavalier III 4x4, Corsa I, Corsa II, Frontera I 4x4, Meriva I, Nova, Omega, Tigra I, Tigra II, VX, Vectra I, Zafira I
GM/Opel Zeichnungsnr.
Daewoo Espero, Nexia
Opel Agila A, Ascona C, Astra F, Astra G, Calibra, Combo B, Combo C, Corsa A, Corsa B, Corsa C, Frontera A, Kadett C, Kadett D, Kadett E, Meriva A, Omega A, Omega B, Senator B, Speedster, Tigra A, Tigra B, Vectra A, Vectra B, Vita, Zafira A
Saab 9-3 I, 9-5 I, 900 II
Orginal Manufacturer part number this item will replace (OE Number)
Daewoo: 90409256
GM/Opel Zeichnungsnr.: 90467473, 90352470, 90409256, 90409257, 90410326, 90467472
Opel: 13 04 666, 13 04 659, 13 04 660, 13 04 661, 13 04 665, 13 04 667, 13 04 853
Saab: 43 95 513, 43 56 700, 43 567 62, 43 567 70
Vauxhall: 90467473, 90352470, 90409256, 90409257, 90410326, 90467472
Other Manufacturers equivalent part number
Borg & Beck: BRC68, BRC106, BRC132
First Line: FRC68, FRC106, FRC132
Gates: RC201, RC235
Metzger: 2140039
Meyle: 614 800 9001
Topran: 202 261
VAICO: V25-0550, V40-0480, V40-0480-1