Give your HEI a tune-up and get the maximum performance out of your ignition system. This complete kit gives you new counterweights, bushings and an assortment of springs to allow the vacuum advance to come in at the right time. This easy-to-install kit can make a huge difference in the performance of any vehicle.
This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
HEI Advance Curve Kit
Original Parts Group
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