Coil Specifications Part Number: DC3-1 Ohm:3 Colour: Green No. per package: 2 No. of outputs: Single Dynatek coils are available in a wide variety of resistances and output configurations to allow easy replacement of stock coils. Dynatek coils work with factory electronic ignitions, points and aftermarket ignitions. Before selecting a coil, check the coil primary resistance requirements as specified by the manufacturer of the ignition being used.