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New Old Stock (NOS) matched pair of RevTech High-Performance 12-Volt 3.0 Ohm ignition coils by Custom Chrome (CCI Part # 59720).
Designed specifically for Harley-Davidson motorcycles running single-fire electronic ignitions paired with dual-plug cylinder heads (2 spark plugs per cylinder / 4 spark plugs total).
Key Features & Specifications:
- Brand: RevTech / Custom Chrome, Inc.
- Part Number: 59720
- Primary Resistance: 3.0 Ohm
- Configuration: Matched pair, dual-tower / dual-output bodies (4 spark plug towers total)
- High-voltage output (up to 30,000V) delivers superior fuel burn and quick, reliable starts
- Compatible with single-fire electronic ignition systems requiring 3.0-ohm resistance (Crane HI-4, Compu-Fire, RevTech Digital, etc.)
- Heavy-duty extruded aluminum mounting lugs with dual through-bolt holes
Fitment:
- Harley-Davidson Big Twin (Shovelhead, Evolution 1984–1999) and Sportster (1971–2003) applications equipped with dual-plug heads and 3.0 Ohm single-fire ignition modules.
- Custom Chopper / Bobber builds using dual-plug Evo/Shovel style engines.
*Note: As with factory catalog guidelines, verify compatibility with your specific aftermarket ignition module before installation.*
Condition:
New Old Stock (NOS) in original box / open-box packaging.
