Originally Posted by
hdcruzer
Alpha S852. Runs with the best. 10 min run times. Half the price. Ive got almost 4 gallons on mine. Still runs like new........ Im still workin on Frank, hes got O.S. stuck in his head. Although I have to admit the .25 does rip. Frank you racin R/C pro this weekend or you waitin for Norcal.......
Hah!
Unfortunately they aren't worth half the price.
I went from go tech, alpha, and now os speed

...
If you want an agricultural, all out brute powered engine, then maybe go for the alpha or go tech but you WILL be slower around the track.