Losi 8ight-E Aluminium Motor heat sink
With Losi pushing full ahead into the brushless 1/8th scale scene, they need to release some additional extras to help with their performance and this 8ight-E aluminium motor heat sink is one such item. It helps to dissipate the heat produced by high-powered electric motors providing lower operating temperatures, by up to 25 to 30 degrees, longer run times and increased motor life. Suitable for 670-sized motors, it installs easily and removes easily for maintenance.
Source: Losi [losi.com]