Tb42e power and response up grades

[Robo]

Have a talk to Bigrig about his build-up, power,acc used, cost etc .
your lucky enough to have a mate with parts he can spare or at least mates rates.
out of curiosity do you intend to keep vehicle for long, 300kw would proberly see a quick demise to your bank balance, and not just petrol costs, keeping clutches up to it, std gq cv's not strong enough.