Thread: Installed Walbro 255 along with 560 injectors. Need help tuning for 18 psi.
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Old 06-21-2009, 05:42 PM Show Printable Version Show Printable Version   Email this Post to a Friend Email this Post      #44 (permalink)
steve Offline
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And the factory 1G ECU has no provision to erase. The original chips are UV erasable EPROMS.
Some people use 27xxx series compatible Flash and EEPROMS but they are erased and programmed externally.

I am quite aware of the differences.
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