Også vekt spiller litt rolle...
Hentet fra Ess sine sider:
We have three goals to meet before any ESS engine related performance product is released for sale :
1. Our 60 hour computerized load dyno test, which simulates driving so hard that it is just not possible to drive this hard in real life.
2. We put the development cars through a 50000 mile (80000km) long term test which involves track driving, high-speed Autobahn driving for extended periods, and normal everyday driving.
3. The car must have factory like or better driveability and smoothnes, and it must develop the extra power in a smooth and perfectly balanced manner.
Tror de har erfaring og viten om det de driver med. Er nok ikke fantasi tall de oppgir. Da ødelegger de bare for seg selv.