td99 wrote:Agree with Steve, no advantage in brazing oil supply to turbo, just increases problems. S12 has solid oil lines and different routing which could make brazing idea more appropriate in that case.
Re ex manifold, I would suggest getting the turbo mounting face machined flat.
i am not sure what his reasoning was - i will email him and find out- the unit will be picked in a fortnight - i will keep the oil pipe at home!!...thanks folks.