280i engine question
280i engine question
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hallsie

Original Poster:

2,185 posts

250 months

Monday 14th June 2010
quotequote all
Hi all

I seem to be getting a lot of water out of the exhausts at the moment, it clears up after 10 mins of running but my concern is that perhaps ive got a problem with head gaskets, having said that, the fluid is coming out of both exhausts!

Just how 'wet' do the 280 engines run?

Stu

taz turbo

685 posts

280 months

Tuesday 15th June 2010
quotequote all
Each side of the exhaust system on my old 280 was joined together at a box above the prop shaft, any thing from each bank of cylinder would be seen at both exhaust pipes.

How much water if any does the car use?

Have you had hard exhaust valve seats fitted, the head castings are VERY thin, this will be even more noticeable if you have larger valves fitted.

Chris.

Wedg1e

27,040 posts

295 months

Tuesday 15th June 2010
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Probably just condensation if you're not losing water from the header tank.

hallsie

Original Poster:

2,185 posts

250 months

Tuesday 15th June 2010
quotequote all
If I had an expansion tank I would be chuffed to bits!

I have lost a bit of water out of the rad recently, about 1/2 litre in around 500 miles.

hmmmmmmmmmmm, perhaps its time to have the heads off anyway as Im not sure the valve seats have been done yet and Im using additive in the petrol just in case!