Derbi RD-50 With 12V Electric Start 8 Likes Follow Build View Build Builder: Robert Smiley Updated 2018-05-06 08:33:45 Moped: 1987 Derbi RD-50 15075 Builds echo $product_type; ?>: Derbi Flat Reed 15075 Builds echo $product_type; ?>: Derbi 70cc Metrakit 84.9cc's 15075 Builds echo $product_type; ?>: Custom 15075 Builds echo $product_type; ?>: Derbi electronic echo $product_type; ?>: 15075 Builds echo $product_type; ?>: Dellorto 19mm PHBG Main Jet: 102 Idle Jet: 45