If anyone owns the following cars and needs to know whether they will run on unleaded, I have acquired a booklet from Peugeot which lists whether they will or not. Just send me the VIN number and I will let you know. 205 86 to 91 305 Full range 309 Introduction to 91 405 Introduction to 91 505 From 86 onward 504 pickup From 86 onward 604 83 to 85 605 All models Samba 86 onward Tagora 82 onward Horizon 83 onward Solara/Alpine All models Express All models Rancho 83 model year