2024-08-23 00:00:00 Nº1 jetting App for Vortex ROK (ROK MINI (Cadet 9 & Cadet 12), ROK GP JUNIOR, ROK GP SENIOR) engines with Dellorto VHSH30 or Dellorto PHBG18 carburettor This app provides, using temperature, altitude, humidity, atmospheric pressure and your engine configuration, a recommendation about optimal carburetor configuration (jetting) and spark plug to use for karting Vortex ROK engines (ROK MINI, ROK GP JUNIOR, ROK GP SENIOR), which use a Dellorto VHSH 30 and PHBG 18 carburetor. This app can obtain automatically the position and altitude to get the temperature, pressure and humidity from the nearest weather station through the internet. Internal barometer is used on supported devices for better precision. Application can run without GPS, WiFi and internet, in this case the user has to enter weather data manually.