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New carb + white smoke + oil leak
Posted: Tue Apr 26, 2011 8:55 pm
by olly
On Friday I finally fitted a new Weber 38 DGAS. Having successfully got it on and working (though not necessarily tuned properly), I've noticed a lot of white smoke coming from the exhaust and the breather as well as quite a lot of oil dropping from the engine (though I've not found the source yet).
I'm going to get it into a garage ASAP and up on a lift, but wondered if anyone has any thoughts on the white smoke in particular? I'm not sure they're all necessarily related?
Thanks!
Re: New carb + white smoke + oil leak
Posted: Tue Apr 26, 2011 10:08 pm
by DrGonzoPOW
Does it dissapear after the cars warmed up fully ? And does it smell of anything ?
Re: New carb + white smoke + oil leak
Posted: Wed Apr 27, 2011 12:32 pm
by olly
It doesn't unfortunately, still blows a lot of smoke when the car is warm. Not sure if it smells of anything in particular - is there something I should look out for?
Re: New carb + white smoke + oil leak
Posted: Wed Apr 27, 2011 12:44 pm
by e21-Mark
Is it smoke or steam? Steam would point to a failed head gasket or cracked head maybe? Is it the cam cover vent that has smoke coming from it? Might be an idea to do a compression test? What colour are the plugs when you take them out? Ideally, the electrode should be a tan colour but if they're all black & sooty the mixture is way too rich. If they're oily you have issues like worn bores.
Re: New carb + white smoke + oil leak
Posted: Wed Apr 27, 2011 1:20 pm
by DrGonzoPOW
Look under the oil filler cap and in the expansion tank. If water and oil are mixing then you have some issues mate

Re: New carb + white smoke + oil leak
Posted: Wed Apr 27, 2011 2:21 pm
by nas80
If this started after the carb was fitted I'd check it ain't just overfuelling? How bad is the oil leak?