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    DUI Distributor Installation Guide

    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...
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    HEI Electronic Ignition Systems

    Why Upgrade Your Ignition? The stock Ford inline six used a breaker-point ignition system that was adequate for its era but has real limitations for modern performance use. Points wear, require periodic adjustment, and struggle to maintain a consistent spark at higher RPM. Upgrading to an...
    • MrDuck1966
    • Article
    • 7 min read
    • dui electronic ignition ford inline six hei hyperspark ignition pertronix
    • Category: Ignition System
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    All Small Six HEI no spark issue: tests fine, but no spark

    I've been running one of the cheap eBay "A Team" HEI distributors on my 250-powered lemons racer for like 8 races now. Trying to get my new motor firing and I've got no spark. In total I've tried 3 different units: the "Old" one, the "backup/spare", and a brand #$^*ing new one out of the box...
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