The Pin-dowel,3x8 is the cheapest item from this partsfiche.
A sample from the products for the Transmission include: Shifter,fr/rr, Gear-spur,37t, Shaft,third,16t, Collar,21.2x34.0x3.0.
On this parts fiche the Spacer,48.2x54.3x1.0 is the most specified component.