Search results

  1. GingerRage

    Can a C3500 5.7L 4.10 beat 10 MPG?

    When my (now project) 1994 Sierra 5.7 was runnin' I could baby it or romp on it and still get 11-12 mpg. It didn't matter if I were in stop & go traffic or running 100 on I75. Very, very confusing to me, I never could wrap my head around it. Come to think of it, I replaced the motor with the...
Top