Traxxas power tune cooling head has a blue anodized head with plastic head protector. Eleven cooling fins.
The Powertune machined aluminum cooling head promotes even heat distribution for stable engine temps and rock-solid tuning consistency. Other mods include a new sleeve for improved engine efficiency and better power.
Installation on a TRX 2.5 or 2.5R engine
i bought this head a few weeks ago to replace my stock 2.5 head and this thing is great. more consistant temps and pulls through the whole rpm range. keeps up with stock 3.3