Originally Posted by Davidka

The oil starts coming out of the shocks.



Losi is heavier by weight, if you had 30wt AE oil in your shocks you'd use 27.5 Losi to stay close to the same.

There's a good charg on twf8.ws in the tech section. Scroll down on the page, the first comparison chart is backwards, lower on the page there are charts where someone measured each brand's oil with a rheostat (I think this is the tool) to get their true rating on a common scale.