One of several handbook transmissions would be the Wilson pre-selector, introduced in 1930 used like a planetary gear process to preselect equipment ratios by running a little lever within the steering area.  Asap hitam sebab injektor kotor,plug yang cepat hitam,air filter kotor dan minyak hitam yang naik sehingga silinder head. https://gearboxauto47801.ssnblog.com/32888131/gearbox-auto-secrets