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Rich84 · 10-28-2020, 10:20 AM

My 84 Stepside 6.0 gets 18-20 mpg. It has 3.73 and the tune is from a box truck.

My 86 longbed 6.0 gets 16-18 mpg. It has 3.73 and a Van tune. I did just change the injectors this weekend and it seems to be running better.

10-28-2020, 10:20 AM	#2
Rich84 Registered User Join Date: Mar 2012 Location: Woodbury, Ct. Posts: 1,663	Re: Mpg My 84 Stepside 6.0 gets 18-20 mpg. It has 3.73 and the tune is from a box truck. My 86 longbed 6.0 gets 16-18 mpg. It has 3.73 and a Van tune. I did just change the injectors this weekend and it seems to be running better.