• This kit is designed to correct starting problems in motorcycles with high compression ratios or large displacement engines that use Twin Tec single-fire ignitions Fully Programmable Ignition 381-655 or 381-767
• The combined draw of the starter motor, single fire coil and long length of the wire between the battery, engine stop-run switch and the coil may leave too little energy at the coil to provide enough spark to fire the engine
• The Power Relay kit solves the problem by supplying full battery voltage to the coil. Kit includes high-quality relay, wire and all required terminals






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