main things:

Carbon roof and bonnet.

get the engine running its a 1.8 ZVH at the moment which i've changed to efi and megasquirt.

cut all the rust out - which i've done

Roll cage

S1 front roll bar but using the S2 gearbox and mount - should be fun

MEF rear arms, Gas gold coil overs

S1 Body kit

Cossie rear disks, S170 front setup