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Usually the expansion of the block or different rates between block & heads if composed of different materials makes it blow out when car overheats (most common cause)

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14y ago

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Is it worth fixing a blown head gasket or a crack head gasket.?

That depends entirely on how much you value the car.


What happens if your engine overheats?

You can blow a head gasket or the head can crack or be warped.


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Your engine most likely overheated


Is the only way for coolant to get in the oil from a broken head gasket?

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The head gasket could be leaking between water jackets and the cylinders. No visible cracks would be seen as they would be internal within the gasketing material. James


How long does it take to replace a head gasket?

if a small gasket crack is suspected then it may be possible to fix by using a bottle of Bar's Head Gasket Repair. It is a permanent repair and only costs around $10-$12. Much easier than breaking down to the head gasket.


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What causes a 1992 Mercedes Benz Station Wagon after it idles for a long period of time to blow blue smoke like you have just blown a head gasket?

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