Originally Posted by
wingracer
If they are sealed like offroad gear diffs then you can fill them with different weights of silicone grease to adjust the diff action. Just like TC's too for that matter.
Yeah, But what weight silicone oil to use? The Motonica P8C instructions say
to use 5000 wt. oil. I used 20,000 wt oil and the diff still is pretty loose. I'm thinking 50,000 wt. or even 100,000 wt. oil on a prepped track that has good traction.
Dale