Dacia 1310 MS and the MLS version have all the same engine, transmission and mechanical output, but differ only on the outside. These versions have a more sporty look.
Bibliography:
Autoturisme Dacia, CORNELIU MONDIRU, Editura Tehnica, 1990
Dacia 1308 Jumbo is a prototype made in 1992. It came along with Dacia Milk Tanker and Dacia Isotherm in a time when the whole factory was trying a diversification.