Prop all back on. Sorted a couple of issues previously not dealt with. Bought the new donut designed by some blokes on here i think, M and P developments
https://mandpdevelopments.co.uk/propshaft-coupling-for-sierra-sapphire-4x4-cosworth/?fbclid=IwAR3Ss10QKSBirpdhrNGU_sbrf2Tyhks7eUTEQKAo5KkMC6vWBVs6pqpONY0
Works well.