01-25-2020, 01:41 PM | #26 |
Post Whore
Join Date: Feb 2016
Location: Portland Oregon
Posts: 11,393
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Re: What's your MPG?
With 3.05 gears and 33's I'm not surprised you have the pedal buried.
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Thanks to Bob and Jeanie and everyone else at Superior Performance for all their great help. RIP Bob Parks. 1967 Burban (the WMB),1988 S10 Blazer (the Stink10 II),1969 GTO (the Goat), 1970 Javelin, 1952 F2 Ford OHC six 4X4, 29 Model A, 72 Firebird (the DBP Bird). 85 Alfa Romeo If it breaks I didn't want it in the first place The WMB repair thread http://67-72chevytrucks.com/vboard/s...d.php?t=698377 |
01-25-2020, 02:29 PM | #27 |
Registered User
Join Date: Oct 2016
Location: Dallas Texas
Posts: 3,228
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Re: What's your MPG?
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I don't really know for sure but its a BBC and when I drive it I like to hear it roar! I do know that I'm at the pump often LOL. -klb
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67 C10 fleet fuel injected '70 402, 700r4, 3.73 posi 07 335 sport turbo 6sp 94 Trans Am GT LT1 6sp posi -- sold after 22yrs 99 540 sport V8 6sp -- sold 73 240z L24 4sp -- given to friend 68 C10 step 350/350 3.73 open -- sold |
01-25-2020, 07:02 PM | #28 |
Registered User
Join Date: Aug 2010
Location: central oregon
Posts: 159
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Re: What's your MPG?
hi, 1970 GMC ac, ps, pb, th 350, 350 4bbl, steel bed lwb. 3.07 gears. best on freeway 14 mpg. BROWN 70
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01-25-2020, 11:07 PM | #29 |
Registered User
Join Date: May 2011
Location: Reno Nevada
Posts: 393
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Re: What's your MPG?
mine has the original 350 with rochester rebuilt 4 barrel with the turbo 350 trans . I get around town 12 and 14 -15 on the highway.
Vic |
01-26-2020, 12:00 AM | #30 |
Registered User
Join Date: Dec 2019
Location: Sacramento, CA
Posts: 99
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Re: What's your MPG?
65 with a SB 350 paired with an SM420 4 speed.
I'm not sure about miles per gallon...but I do stop for fuel an awful lot for some reason.
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-Tim '65 GMC that identifies as a Chevrolet |
01-26-2020, 01:17 AM | #31 |
Senior Member
Join Date: Feb 2009
Location: Northern Nevada
Posts: 7,329
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Re: What's your MPG?
I know once upon a time my SWB 402/400TH got 10 MPG. Since then it's been punched out with HP 396 heads. Without caring to check probably 8-9 MPG. Pretty bad, but we don't drive original engines for the MPG
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Tony 71 Custom Deluxe, SWB, 2WD, 402, A/C. I developed an assembly kit for restoring the (a) truck from the ground up. My build thread, and more on the assembly kit https://67-72chevytrucks.com/vboard/...d.php?t=730025 |
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