« previous next »
Pages: [1]   Go Down

Author Topic: Difference in MPGs  (Read 2884 times)

Offline 75 C20

  • Frequent Member
  • **
  • Posts: 372
Difference in MPGs
« on: September 14, 2008, 08:47:28 pm »
would there be much difference from a bone stock 1979 350 and a 1972 400 with alum. intake, eldelbrock carb(probly 600 cfm) and headers w/ dual exhaust miles per gallon????
Logged
1975 Custom Deluxe 20 350 SM465 2WD Longbed
1979 Custom Deluxe 20 400 SM465 2WD Longbed
1968 Custom Sport Truck 20 327 TH400 2WD Longbed
1985 Silverado 10 305 700R4 2WD Longbed
1969 Pontiac GTO 400 Turbo350
2008 GMC 2500HD 6.0 6spd 4X4 Longbed

Offline VileZambonie

  • Global Moderator
  • Senior Member
  • *****
  • Posts: 19180
Re: Difference in MPGs
« Reply #1 on: September 14, 2008, 08:56:10 pm »
yes
Logged
,                           ___ 
                         /  _ _ _\_
              ⌠ŻŻŻŻŻ'   [☼===☼]
              `()_);-;()_)--o--)_)

74 GMC, 75 K5, 84 GMC, 85 K20, 86 k20, 79 K10

Offline 75 C20

  • Frequent Member
  • **
  • Posts: 372
Re: Difference in MPGs
« Reply #2 on: September 17, 2008, 07:49:37 pm »
how much of a difference we talkin?
Logged
1975 Custom Deluxe 20 350 SM465 2WD Longbed
1979 Custom Deluxe 20 400 SM465 2WD Longbed
1968 Custom Sport Truck 20 327 TH400 2WD Longbed
1985 Silverado 10 305 700R4 2WD Longbed
1969 Pontiac GTO 400 Turbo350
2008 GMC 2500HD 6.0 6spd 4X4 Longbed

Offline comp

  • Registered Users
  • *
  • Posts: 125
  • 76-77-78
Re: Difference in MPGs
« Reply #3 on: September 20, 2008, 01:21:13 pm »
2-3 maybe
Logged
Pages: [1]   Go Up
« previous next »