HowStuffWorks The variable-diameter pulleys are the heart of a CVT. Every single pulley is product of two 20-degree cones experiencing one another. A belt rides during the groove in between the two cones. This allows the engine to function at its most economical level, leading to greater gasoline economy https://griffinrqpmk.blazingblog.com/32413334/top-gearbox-cvt-secrets