L larsonCM New member Jun 6, 2010 #1 what would happen if I replaced it with a holley 670 street avenger
S Sean New member Jun 6, 2010 #2 You will probably lose driveability, lose low end torque, and lose a little fuel economy. Otherwise, you won't gain anything if the intake, cam, etc. isn't changed.
You will probably lose driveability, lose low end torque, and lose a little fuel economy. Otherwise, you won't gain anything if the intake, cam, etc. isn't changed.
