Expansion tank part no

4.2 V8 40v biturbo - 450 bhp
4.2 V8 40v biturbo - 480 bhp (plus)
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Ajc
4th Gear
Posts: 765
Joined: Sun Mar 27, 2016 7:27 pm
Location: Cheshire

Expansion tank part no

Post by Ajc » Sat Aug 08, 2020 3:29 pm

Can any of you fine chaps just confirm the part number for the expansion tank ? There’s a few options on zap and I can’t see what the differences are and as mine has a crack and is leaking under pressure i need to get it sorted today if possible. Cheers Al
Cheers Al

04 c5 rs6 , Ebony Black, Bare shell repaint , Milltek's, PSS9's,Hotchkis Arb's,Gutted precats, hybrid turbos, Bosch 044 ,And an annoying EML light

bilko1
Top Gear
Posts: 1868
Joined: Fri Aug 27, 2010 12:13 am
Location: Bournemouth,Dorset, UK

Re: Expansion tank part no

Post by bilko1 » Mon Aug 10, 2020 10:01 am

Avus Avant, RNS-E mk2 with sds and Bluetooth, Milltek, Hotchkis, Bilstein, Forge, ITG, A.C.E, Wagner, FBMFSW, MTM.

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MeTsU
2nd Gear
Posts: 201
Joined: Mon Jan 22, 2018 11:19 am
Location: South Africa

Re: Expansion tank part no

Post by MeTsU » Mon Aug 10, 2020 10:12 am

If I am not mistaken, for RHD it is:

4B0 121 403 - Coolant Expansion Bottle
1J0 121 321 B - Coolant Bottle Cap
2004 Audi RS6 Avant Plus #283

Ajc
4th Gear
Posts: 765
Joined: Sun Mar 27, 2016 7:27 pm
Location: Cheshire

Re: Expansion tank part no

Post by Ajc » Mon Aug 10, 2020 5:00 pm

Excellent, cheers chaps . I’ll see if this gets me any further .
Cheers Al

04 c5 rs6 , Ebony Black, Bare shell repaint , Milltek's, PSS9's,Hotchkis Arb's,Gutted precats, hybrid turbos, Bosch 044 ,And an annoying EML light

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