View Single Post
Old 08-13-2017, 02:18 PM   #18
oldusafmsgt
Registered User
 
oldusafmsgt's Avatar
 
Join Date: May 2011
Location: Jasper, AL
Posts: 224
Re: Best way to get better gas mileage out of my 454 1961 K20

10mpg in a big block K20 is pretty good mileage. My 66 original K10 with a 283 didn't get that. You can sink a ton of money in it, but it will never get great gas mileage. Weight and aerodynamics are against it.
__________________
1960 Chevy Apache10 Short Fleetside
1961 Chevy Apache10 Short Fleetside
1961 Chevy Apache20 Fleetside
1963 Chevy C10 Short Fleetside
1965 Chevy C10 Short Stepside
1965 Chevy C10 Long Fleetside
1966 GMC 1000 Long Fleetside
1966 Chevy C10 Short Fleetside
oldusafmsgt is offline   Reply With Quote