when did multifuels go in trucks last

[bigjuice69]

what year did they stop using multifuel engines in the trucks. saw 1986 5 ton listed as multifuel air cleaner on pass side. yes or no

 

[area52]

For the 5 ton trucks, they were replaced by the M809 series of trucks in the early 70's I believe.

The year is just listed incorrectly, probably a 68 instead.