15 city and somewhere around 21.8 highway if I keep it under 85!
15 city and somewhere around 21.8 highway if I keep it under 85!
2000 Silvy> Dumped Flowmaster Exhaust, Predator Programmer(that sucks horribly), Throttle Body Coolant Bypass, TrueFlo Intake Tube and Filter. Texas Flag Bowtie, Advantage WetLands Camo Z71 Emblems.
3.73 rear axle ratio
10 m/g around town max speed 35 m/h
17.5 m/g at 65m/h
15 m/g at 80 m/h
funny thing is wind doesn't change mileage unless it is blowing more than 20--- against or with the wind!
2002 GMC 1/2 ton Sierra,4WD, Xct cab, camed, mid-length headers, Nelson tune, electric rad. fan, trany cooler, Heavy 5750 lbs with topper.
my standard cab 98 gets 17mpg at 75 with 6.0 80e and 3.42s
1998 chevy 1500 with 6.0/4l80e comp cam, tune, exhaust,
92 Suburban 454 Guzzler 4l80,4:10 Gears,7.5 With Air Off,4.5 Using The A/c City,cant Wait To Do A 6.0 Swap!!!!!!!!!!!!!!!!!!!!!!1
BAD BURB
not enough!!!!
something like 15 or 17 on hw
town 12 or 14 and thats giving alittle
Simple: 408 on steroids!
single digits coming soon!
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Last edited by 07chevysilverado; 05-20-2008 at 03:54 PM. Reason: wrong link
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