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What's your MPG?????

Discussion in 'The Garage' started by google, Jun 7, 2005.

  1. google

    google 1/2 ton status

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    Location:
    Arizona
    Heya all. Just taking a survey of the average MPG of peoples rigs and what motor/rig/tires/GR etc they are running with it.


    Rig:
    Motor:
    Tire size:
    Gear Ratio:
    Miles Per Gallon:
     
  2. tRustyK5

    tRustyK5 Big meanie Staff Member Super Moderator GMOTM Winner Author

    Joined:
    Jul 23, 2000
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    36,163
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    Location:
    E-town baby!
    81 Jimmy

    6.2

    SM465

    39.5" TSL's

    16.5 mpg

    rene
     
  3. metto

    metto Registered Member

    Joined:
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    Location:
    Raleigh, NC
    '77 K-5
    Carb'd 350 with edelbrock 650CFM, headers, 10.1 comp, etc
    Th-350
    39.5 TSL
    4.56
    6mpg city, 8mpg Highway
    edit- oh yea, my junk runs really rich and is locked out in 4bbl mode from its mud racing days
     
  4. 1985K20

    1985K20 1/2 ton status

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    Location:
    Quebec,Canada
    85 K20

    350 cid

    265/75/16

    321's

    about 13-14
     
  5. dave_90_blazer

    dave_90_blazer 1/2 ton status

    Joined:
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    688
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    Location:
    Melvindale, Michigan
    90 Blazer
    99 van 350, 4 barrel carb
    700R4
    33" tires
    3.73 gears
    11 mpg freeway @ 80 mph
     
  6. google

    google 1/2 ton status

    Joined:
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    Location:
    Arizona
    Rig: 81 Blazer
    Motor: Carbed 350
    Tire size: 33 12.50
    Gear Ratio: Dunno yet
    Miles Per Gallon: 6 city
     
  7. Indyblazer

    Indyblazer Registered Member

    Joined:
    Apr 24, 2005
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    35
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    Location:
    Indiana
    84 K5

    Goodwrench 305 w/ 700R4

    33x12.50x15

    3.73 Gears

    8 MPG City
     
  8. ryoken

    ryoken Puppy Fabricator Premium Member GMOTM Winner

    Joined:
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    Location:
    Jersey Shore
    Rig: 87 K5
    Motor: 350 tbi
    Tranny: 700r4
    Tire size: 32
    Gear Ratio: 3.73
    Miles Per Gallon: about 16 highway, 13,14 around town...
     
  9. 79Stomper

    79Stomper 1/2 ton status Premium Member GMOTM Winner

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    Location:
    Forest, VA
    Rig: 79 Jimmy
    Motor: MPFI GM Goodwrench 350 w mild cam
    Tire size: 17x40x15 HAWGS
    Gear Ratio: 4.10
    Miles Per Gallon: 14 @ 80ish on hwy 8 in city
     
  10. Beast388

    Beast388 1/2 ton status

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    Location:
    Clinton, IA USA
    Rig: 1971 GMC Suburban
    Motor: 388cid stroker
    Tire size: 35 X 12.50 X 15
    Gear Ratio: 4.10
    Miles Per Gallon: 6 :mad:

    It doesn't help that I turn 3k rpm at 60mph.
     
  11. Veefour

    Veefour Registered Member

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    Location:
    North Carolina
    85 K5
    305 V8
    33" tires

    12 mpg
     
  12. PhoenixZorn

    PhoenixZorn 1/2 ton status

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    Location:
    West Allis, WI
    You guys must be hating life...

    86 Blazer

    Crate 350 nearing 300hp

    SM465

    31x10.5x15

    3.42:1

    16 Highway @ 75mph, 11 City @ average 25mph... 18 Highway @ 65 and 2450rpm...
     
  13. 89GMCSuburban

    89GMCSuburban 1/2 ton status

    Joined:
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    Location:
    Thornton, CO
    Rig : 89 Suburban
    Engine : 358 TBI with cam
    Tire Size : 36/12.50/16.5
    Gear Ratio : 4.10 with 700r4
    Mileage : 8 to 10

    I turn about 2100 at 70 in OD.
     
  14. sandawgk5

    sandawgk5 3/4 ton status

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    Location:
    Kitsap County PACNORWEST
    1987 k5
    tbi 350
    31x10.50x15
    3.08
    10 city 13 highway
     
  15. tRustyK5

    tRustyK5 Big meanie Staff Member Super Moderator GMOTM Winner Author

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    Location:
    E-town baby!
    Hate life? Not at all, I get about the same mileage you do on the freeway, but average 15+ in town...on 39.5's. :D

    Rene
     
  16. 4GUNZ4X4Z

    4GUNZ4X4Z 1/2 ton status

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    Location:
    Mustang, Oklahoma
    84 K5

    350, 300+ ponys

    350th

    42's

    4.56's

    6mpg
     
  17. 4GUNZ4X4Z

    4GUNZ4X4Z 1/2 ton status

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    Location:
    Mustang, Oklahoma
    Freightliner Century

    12.7 detriot

    Rockwell 10spd

    41's

    3.58's

    6.9mpg Eastbound
    5.5mpg Westbound
    7.2mpg North and South

    :D
     
  18. Jonny-K5

    Jonny-K5 1/2 ton status

    Joined:
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    Location:
    SoCal
    Rig : 89 Blazer
    Engine : stock 350 TBI w/ holley tbi,header+exhaust
    Tire Size : 35-12.50.15 BFG A/T
    Gear Ratio : 4.56 with 700r4
    Mileage : 8 to 11 combined with normal driving
     
  19. clarkjw24

    clarkjw24 1/2 ton status GMOTM Winner

    Joined:
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    Location:
    McBee, SC 29101
    Rig: 86 K5
    Motor: TBI 350
    Trans: TH350
    Tcase: NP205
    Tire size: 42"
    Gear Ratio: 5.13
    Miles Per Gallon: Don't know...I have never checked it. :blush:

    I don't want to know. I just know I love driving it.:xmas:
     
  20. redneckdude

    redneckdude 1/2 ton status

    Joined:
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    Location:
    Augusta, GA
    91 K5

    Stock 350 TBI with a TB spacer

    700R4

    33x12.50x15 MTs

    3.08 gears

    10 city, 13 highway,
     

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