Originally Posted by gijoe64

The TZ EB Mod engines are very good and priced fair, most modefied engines are very expensive but it is hard for most people to find that great deal on a modified engine. The EB Mod engines are well done and will give you that edge at big races, a stock 12TZ engine at a club race will compete with anything on the track, but a national level you need alittle more in your engine, and most racers can't handle all of the power that they have. I would say if you like the 12TZ now and you would like more performance without paying out the butt for it try the EB Mod engines from OS.