Did you happen to notice the price.Was it a 1500 -1/2 ton or a 1500 HD (sorta a 5/8 ton) ?
19/21 is pretty impressive. Usually I do a bit better on the hy than the EPA hy and about 80% of city in the city. If it gets an honest 15-16 mpg city, it is the only V-8 that does.Thanks.Charlie