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Laguna Mk1 misfire or head gasket

1K views 2 replies 2 participants last post by  davey068 
#1 ·
My laguna started to run a bit rough this morning, I took it for a run as had not moved it for a few days when I got back it sounded like a tractor.
I've checked there is no oil in the rad and no water in the oil. I have disconected each of the coils and run the engine it hardly runs when I've disconnected 1 and 4, there is no difference when I disconnect 2 and 3. I think it is a misfire but the way my luck is lately it is probably both
 
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