Originally Posted by jmaxey51

i would go with the third engine. the first one is good but sometimes youll get a bad that wont last long. and the second one isnt that strong of an engine unless you get it modded then there great. i would also look at the jammin jpx .21, its a great engine my dad has one and it took 2 gallons just for it break in and we didnt have to break it loose everytime we tried starting it and the engine is very easy to tune, they are around $220. and also SH makes a good engine its all ceramic and it is also on the z-car usa site that romax gave you, it is around $250 and it has a very smooth power delivery, easy as crap to drive.