buy a cell off ebay that has already been tested and certifyed to be a good working model,second go to MPG solutions and get a EFI adjuster for about $90 one that you can adjust using a volt meter to adjust and then get a scan guage about $168 these will be needed to set up a hho system and fine tune it to your vehicle. you can email me about HHO at email@example.com.I,m currently building a unot for my 2000 bonneville supercharged 3.8 motor.
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