Originally Posted by axel
i need help finding a good spur gear for my pro4. I want a 64p 98t spur gear like the hpi one, but the hpi strip too easy for me. Also right now i have geared my car at 7.6 range wiht my 32t pinion, i wanna gear to 33t so it will have a final gear ration of 7.2 like the maual says, but wondering if this might cause overheating to my motor(fantom monster stock). I have a 34t but that heats up my motor too much.
monster stock runs a little hot.. but I have a mini fan on mine
I gear mine to around 6.9 - 7.3+/- depending on track layout. .
if you have scrap lexan laying around...build your own air scoop.