Originally Posted by Jafro

Building any tuner car requires knowledge and patience, and it will be as reliable as the builder made it. If power is your quest, and you're not breaking it... you're not pushing it hard enough. Once you start, there's no magical point where you'll be satisfied enough with it to stop. There is no such thing as "enough" power.

If you want reliability, then don't build a tuner car. Buy a bone stock car that's already fast, or get a second car so you can break your tuner with confidence.