Overview
The Performance Distributors DUI (Davis Unified Ignition) is a complete drop-in electronic distributor that replaces the stock Ford breaker-point unit with HEI-style electronics, a high-output integrated coil, and a factory-optimized advance curve. It eliminates points, condensers, and the ballast resistor in one step.
This guide covers DUI installation on the Ford 170, 200, and 250 CID inline six. The procedure is also broadly applicable to other...
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