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View Full Version : EFI vs LS



yellow1098Greg
07-23-2012, 12:04 PM
Just would like to hear some feedback on the comparison between doing an EFI on my Pontiac 400 and rebuilding it vs. possibily doing a full on LS swap? Price differences, performance advantages for either etc. Thanks for the knowledge.

analyte
07-23-2012, 12:28 PM
I chose to go LS once I priced an aftermarket EFI system. When all the calculations were complete, I could buy and install an LS for that price. The EFI on the BBC will also never provide the mileage/driveability/realibility of the newer engines in my opinion.

Each situation will be different depending on skills, budget, and time.

Kerry