Hi i have a 1999 S reg vw transporter t4 van 1.9td and i need a internal gearbox diagram as im in the process of making 1 good gearbox from 2.I need a diagram for referance but i have no idea where i can get one, i hope someone can help thanks for your time luke

 

You'll have to get a Bentley's repair manual or you can go to alldatadiy.com.