Mud-club
Chat & Social => The Bar - General Chat => Topic started by: Cassillis on December 02, 2006, 15:48:16
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Trying to get my 1996 300Tdi Defender up and running after I drowned her.
Down to the last knockings and don't have a head gasket :roll:
They come in three different thicknesses and I don't have the old gasket which would have the marks on it to denote its thickness.
Anyone got any advice please.
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Has it been replaced before? Has it been skimmed? eBay are cheaper than LR for the kit's, someone's selling em for about £25 quid, the only snag being that they were mis-punched with a single hole, when they are the three hole thickness.
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just fit the thickest one avalible then you wont damage anything
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Its very important to use the correct gasket, you can calculate the gasket thickness from the attachment here (pt 1) (http://www.pixelbypixel.co.uk/images/headgasket.jpg), and here (pt 2). (http://www.pixelbypixel.co.uk/images/headgasket2.jpg) Remember that the head bolts should be replaced if you are uncertain how many times they have been used. (I think they have a maximum use of 5 times)
I hope this helps.
Jim
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Its very important to use the correct gasket, you can calculate the gasket thickness from the attachment here (pt 1) (http://www.pixelbypixel.co.uk/images/headgasket.jpg), and here (pt 2). (http://www.pixelbypixel.co.uk/images/headgasket2.jpg) Remember that the head bolts should be replaced if you are uncertain how many times they have been used. (I think they have a maximum use of 5 times)
I hope this helps.
Jim
I wonder how many people have access to a DTI and a magnetic base ??
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Just needs a bit of imagination to achieve the same result, most people have access to a steel rule and feeler gauge!!!
Jim
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nah u dont need a dial test indicator at all, feeler guages and a rule thats it
not that i ever measure petrusion :shock:
just fit a 3 dot all the time and never once had a problem
just rebuit me 200 3 tho ago and she still fine even running at 1.1bar
as for head bolts 3 times and throw them in the bin
me i fit new everytime as they aint gonna snap then
just think how fatigued and stressed the bolts are just after 1 tighten up :shock:
danny
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The thickness is imprtant though, after a coating of soot the pistons on an indirect injection touch the head, probably the same on a Di otherwise it won't run as well. DTIs are not that expensive and if you are too tight you can hire them, or use a rule and feeler guages. Skimming the head makes no difference as it's flat isn't it? the combustion chamber is in the piston (bowl) unlike the V8.
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Cassillis you have a P.M.
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Thanks all for the help and advice. Fitting the head today i will let you know what happens. Thanks again