After about 4 month of wondering whats up with my engine (losing oil fast, was spraying out of dump valve) changing turbo for a brand new one, changing oil filter several times, changing head gasket. i decided it was piston rings as i could smell petrol from crank breather.
dropped out all pistons......
3 were like this,
my own dumb fault, dta mapped for super and i used norm. doh.