Haha, be a long while off yet. Still a fair amount to spend

Cage £580
Valves £700+
Gaskets + oil pump - £150ish
Crank work/block boring/shells - £???
turbo £150
Manifold £100 in materials maybe more
Fluids
Gonna need a set of wheels
Rear axle bushes
Paint - £200
Cams - £600+ (altho can cam it later on)
Bolts for cams etc - £?
Clutch?
Still a few grand left easily.