Heating pads
https://a.aliexpress.com/_Ezmn2Hj
The specific ad of the one I ordered doesn't exist anymore but I think mine was like 12 or 9v👍
Ehh I haven't measured temperatures with tools yet but it quite hurts🤣
This spare HPI F4.6 engine definetely has a lot of compression but I created this predominantly for my Force r32 which hardly turns with a 3s battery when cold. The R32 its in a savage, and because of the "roll cage" it is harder to put on the heater but it is possible👍with two 7.4v (8.4 when...