just had a word with nissan bout the valve stem seal collets and they're over£3 each = bout £49 coupled with £40 head gasket, it's well over £100
cars roughly burnin 3/4 litre per 270miles
4L castrol oils bout £12
prob do upto 4000miles till april so'll use £33 of oil
i think'll i'll leave this engine till next year
