However, the downside is, as the engine is held at peak power while you accelerate (Generally at bigger revs), CVT gearboxes will make cars instead noisy, particularly if the motor is somewhat weedy and should be revved more difficult to pull you alongside. Intelligent manual transmissions Make on standard manuals https://trentonmuxyx.blogdiloz.com/33139622/the-2-minute-rule-for-gearbox-auto