My Quark Heatsink

[BrianG]

Originally Posted by Serum

You're sure?

Yep. I took the plastic cover and sides off and the ESC is made up of a couple layers of stacked boards (like the BK Warriors), but the bottom layer is attached to the case. You can do this too, but be careful because there is a small surface mount capacitor next to the LEDS that can get torn off if you aren't careful.

I've had great results with adding a heatsink as well. My temps went from 140F+ to 110F-115F depending on outside temps and driving.