Audi 80 Gearbox

[calibra1979]

To all

Please can someone help me

I have a 80 1.9TDI and was wanting to know if I can use a gearbox off another audi that isn't the 1.9 TDI like a petrol model if anyone can answer this it would be great

[S2AVANT]

You can but it will be running out of revs at about 75mph