MSD Blaster II 45,000 Volt Coil. The Blaster II Coil is rated at 45,000 volts. Special 100:1 windings are used to provide maximum build up of voltage. These windings are held secure and kept cool in an oil filled metal canister. It features low resistance and improved turn ratio producing a powerful spark for high performance. Coil includes brass terminals and hardware. Coil mount sold separately.