i have a 1.9 cvh low comp ported head piper cam paddle clutch stage 2 hybrid and more running 205 bhp all only 2 months old it has lowering suspension 17@ and the rest of it,all still on the car as it failed the mot last week and around 4000 to play with do i buy an rst and use the stuff i have or sell up and go cosworth

please help me decide

plus what sort of money are we lookin at to sell the lump if i strip everything and sell i should have decent cossie money