Can be done much cheaper than £2000.
Blacktop Engine -£200 -300
Gbs plenum manifold - £250 - one for sale now on locust builders for £150
Standard ford ecu
Startermotor - £50
Alternator and bracket - £100 less if you can make brackets yourself
Sump - £100. few for sale on the bay at the moment
Engine mount - make yours £50 materials
Spigot bearing - £10
exhaust manifold - £175. A bit less shopping on the bay.
Water rail - make yours
Pedal box if needed. Make yours. Get your pen and paper out, sketch and send to laser cutters