when adding EFI do you need to replace all the fuel lines or are the existing ok to use.
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when adding EFI do you need to replace all the fuel lines or are the existing ok to use.
So long as they are in good condition they will be fine, I would check to see if the ends of the pipes are flared / ribbed as you will be running a fair bit more pressure, also the rubbery stuff I would renew on the delivery side of things to be safe anything after the pump on the delivery side of things.