100% quality assurance tested, more responsive, less expensive, easier to install.<br> Single fire coil that puts out over 30,000 volts with fast rise times and high energy.<br> Intelligent over-voltage protection; Adjustable retard timing; Short circuit protection.<br> Programmable electronic ignition kit, with the rotor, single fire coil, control module and plug wires.<br> Programmable Features (PC):<br> 8 Point fully definable wide open throttle curve;<br> 8 Point fully definable part throttle curve;<br> Rev limit programmable in 50 rpm steps;<br> Programmable dead cranking revs 0-10;<br> Programmable rear cylinder offset, total of +/- 10 degrees;<br> Programmable rev limiter;<br> Separate programmable break-in rev limiter.<br> Data Recording Features:<br> Total engine hours;<br> Time at wide open throttle;<br> Number of engine starts (2 minutes running time counts as one start);<br> Longest time operating at wide open throttle;<br> Maximum rpm;<br> Seconds near rev limit;<br> Statistical analysis of time at rpm.<br> NOTE: Programmable features and data recovery features require programming software kit or go to local programming.<br> part number:<br> 53-660, 60-53-660-06.<br> 53-644, 53-646, 53-642, 53-662.<br> Fitment:<br> For 70-99 Harley-Davidson Big Twin (Except Twin Cam Models).<br> For 71-03 Harley-Davidson Sportster (Except "S" Models).<br> For Ultima Monster 140 C.I. Competition Series Engines.<br> For Most Aftermarket Evolution / Shovelhead Style Engines (Like Ultima, S & S, Revtech, etc).<br> Does NOT Fit Fuel Injected (F/I) Models.<br> Vehicle compatibility charts are for REFERENCE ONLY. Check your vehicle with Part Number below to match your needs.<br> Colour:As Shown<br> Material:ABS+Metal<br> Package Contents:<br> 1 x Single Fire Ignition Kit