O ring size for the Heater matrix pipes

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Farbbm
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Post Tue Nov 04, 2014 4:30 pm

I ordered a Heater matrix from GSF (for my 1987 325) but it didn't turn up with any O rings and obviously as the ones in situ have been there for over 26 years I want to replace them. Anybody know the size and where I can get them from? GSF couldn't supply them!
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BenHar
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Post Tue Nov 04, 2014 6:41 pm

Number 8 on here: http://www.realoem.com/bmw/showparts.do ... g=64&fg=15

17.12mm

Pennies from the dealer.

Ben