Adjust fuel pressure to your carb. to prevent needle & seat damage on performance carbs. Regulators are adjustable from 0 to full wide open flow. You should use a gauge to check the pressure. Lead Free Gasoline Only, Maximum 7 P.S.I.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. For more information, go to www.P65Warnings.ca.gov. All parts legal for use on pre-pollution controlled vehicles only.