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- Jul 23, 2011
- Messages
- 50,224
read it for your self. 483hp 452 lb-ft from carb. 484hp, 454 lb-ft from EFI
www.motortrend.com
no, EFI cant make more power (or fuel savings)
yes, EFI can help make sure certain cylinders do not go lean..... until it fails.
generally a run-of-the-mill carb motor with a properly chosen intake manifold plenum will out-perform a stock EFI motor.

Carburetor vs. Fuel Injection. We Put Both to the Test on an LS Engine
We do back-to-back testing on a carburetor and fuel injection to see which one performs best on a 6.0L LS engine.
no, EFI cant make more power (or fuel savings)
yes, EFI can help make sure certain cylinders do not go lean..... until it fails.
generally a run-of-the-mill carb motor with a properly chosen intake manifold plenum will out-perform a stock EFI motor.