ok so ive got a hpi 4.6f brand new laying around so i want to put it in my jato. i dont want to spend alot of money tho so im going to c if i cant do it! im 99% sure what i have done will work very easily, i just need a different CB and to drill out the chassis... this is what i got so far... if anyone else has done this please let me no! thnx! ill try and keep the thread as up to date as possible!