well j, my 1987 c126 has 90k.

the 1997 c140, 35k

the 1986 s126, 265k

oddly enough, the 560sel has routinely delivered 15mpg. the 560sec, routinely 13 mpg. the s500c, routinely 16+mpg.

my 1995 e320cab, 13k, routinely delivers 20mpg.

my 6.9, 9pmg.

all are driven the same way. fast.

care to explain it?