chas Posted January 6, 2009 Share Posted January 6, 2009 Hi folks, have a '97 petrol endura 1.3 engine in my fiesta. Noticed recently there was quite a bit of white gunk inside the oil filler cap. Engine has done 80,400. Haven't topped up the expansion tank for some months, not needed to. Did I ought to get some raditor/head sealant in readyness? Car otherwise runs ok at the mo, although I noticed heater/engine doesn't get warm of late (temp. gauge doesn't enter normal area), although it has been pretty cold weatherwise, of course. Hope someone can advise. Quote Link to comment Share on other sites More sharing options...
SierraYankee99 Posted January 6, 2009 Share Posted January 6, 2009 White gunk that looks like mayonnaise on the oil cap is a sure sign oil and water are mixing and a new head gasket is required sooner rather than later. Quote Link to comment Share on other sites More sharing options...
chas Posted January 6, 2009 Author Share Posted January 6, 2009 White gunk that looks like mayonnaise on the oil cap is a sure sign oil and water are mixing and a new head gasket is required sooner rather than later. Yikes....... ok, thanks for that, any idea what a reasonable cost for replacement would be? Quote Link to comment Share on other sites More sharing options...
hendrix Posted January 6, 2009 Share Posted January 6, 2009 Just a quick note of caution my 98 fiesta had the same white gunk on filler cap at 24,000 miles . However clean the cap and check to see if it happens again or if water in expansion tank goes down. my car went on to 100,000 miles and never did gasket or head change somtimes the breather in the oil cap gets bloked and causes this. hope this helps. Quote Link to comment Share on other sites More sharing options...
chas Posted January 6, 2009 Author Share Posted January 6, 2009 Ok, thanks for that info, I will certainly keep a close check on the coolant level from now on. Quote Link to comment Share on other sites More sharing options...
mintalkin Posted January 6, 2009 Share Posted January 6, 2009 white gunk can also appear if the car is used for short journeys all the time. Quote Link to comment Share on other sites More sharing options...
ikarma70 Posted January 6, 2009 Share Posted January 6, 2009 you get the gunk from condensation in the engine too as well. HGF usually has a misfire with it,check your dipstick too. Quote Link to comment Share on other sites More sharing options...
chas Posted January 6, 2009 Author Share Posted January 6, 2009 Thanks for the comment, Mintalkin. However, I should have stated that it's normally used on long runs. Just don't remember the gunk being there on previous occasions when I've topped the oil up. Quote Link to comment Share on other sites More sharing options...
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