Z1 BAD news for me from the 2wice in 1 day. driveshaft issues, clutch issues PIC

[gotboost1099]

so i find out z1 had a defective flywheel thats making a horrible starter noise on my newly swaped tt convert. they warrentee it but no reimbursement for labour. now for my new problem sent me wrong driveshaft my build took longer than the return period so i can exchange it

I GOT A 2+2 driveshaft i have a convert same size as coupe. anyone know the diffrence in size exactly so i can take it to be shortened. i measured it i think its roughly 4 inches but i need an exact. anyone know or could measure theres for me?