Supercharged Austin seven engine advice

[Zetomagneto]

My Guestimate:
Donor magneto engine £250
Phoenix crank and rods £1500
Crank bearings £160
Lightened flywheel/clutch £500
Camshaft £100
Followers £60
Cylinder block £1200
Block mods, 3 angle valve seats £200
Additional studs modification £150
Valves, springs,retainers £150
Decent cylinder head £220
Dry deck £150
Pistons £220
Alloy sump £120
Oil pump £150
Windage tray/ central oil pickup £100
Replica cozette supercharger £1300
Front timing gears and machined castings £500
Supercharger drive £200
Exhaust manifold £350
Inlet manifolds £350
Carb £100
Magneto coil conversion £450
Distributor £80
Gaskets £75
Fasteners £30
Dyno setup,mixture/ timing £300
Total £8765