Dyna 3 OHM Replacement Performance Ignition Coils and Dyna Black 7mm Silicon Core Ignition Leads and Plug Caps. These coils are a massive improvement over even brand new Genuine coils, let alone 30 year old items! They deliver 30,000 volts of spark energy for cleaner combstion, better performance and beyyer fuel economy. Nother wiring mods needed apart from crimping on the supplied terminals and cutting the HT leads to the required length. Do not confuse these coils with inferior Far east copies!We carry a full range of Dyna ignition products, see our other listings. This item is in the category "Vehicle Parts & Accessories\Motorcycle & Scooter Parts & Accessories\Electrical & Ignition Components\Ignition Wires, Caps & Boots". The seller is "suzukiperformanceltd" and is located in this country: GB. This item can be shipped worldwide.