These resources are a good place to start your search for that elusive part. This is in no way a complete list. But it should get you on the right track and hopefully help you nab the stuff you need.
- Join the FullFloater.com facebook page.
- Join the Full Floater Yahoo group.
- Use Alpha Sports to reference parts schematics.
- Pick up a copy of the Zedder Suzuki Cross Reference Software.
The vintage motocross community in general is eager to help and stocked with veteran pro riders and mechanics with years of experience on the bikes and in the pits. Plus a lot of guys that are just really into restoring old bikes and the history around them. So join one or all of the online communities and get your project rolling at full steam!