Performance Distributors' Racing D.U.I. (Davis Unified Ignition) Distributor can almost double the output of a stock H.E.I. Precision built, the ignition system is capable of turning up to 10,000 rpm.
Editor's note: As pioneers of the industry's first high performance H.E.I. ignition distributor, the Davis family's company (now led by Steve Davis) has spent 40 years perfecting their product's ...