Chapter 05 - Zodiac

Ignitions Systems05Electrical & IgnitionTWIN TEC IGNITION KIT FOR ALL2003 UP CARBURETED MODELSThis ignition kit is specially developed for allTwin Cam and Sportster models from 2003 topresent.These motorcycles are using the SAEJ1850 data bus for communication betweenthe ignition module, instrument cluster, turnsignal/security module and diagnostic scantools.This ignition module fully supports thisnew data bus including the use of a HD scantool to read sensor data and clear diagnosticcodes. The ignition module TC88A featuresbuilt in data logging that stores data for thelast 30 minutes of engine operation includingRPM, vehicle speed, manifold pressure,ignition advance and battery voltage Thisfeature is very handy for tuning anddiagnosing problems. The included PC linkcable and Windows compatible softwareallows the use of a laptop PC to program acustom curve, download data from the unitand access features such as speedometerrecalibration to accommodate tire and gearchanges. Kit includes a high output Twin Camcoil, universal spark plug wire set, an externalplug-in ignition module, Twin Tec softwareand a PC link cable.741987 TC88A complete ignition kit for2003 thru 2005 models741983 Plug-in ignition with 12 pinconnector741985 High output Twin Cam coil741986 Universal spark plug wire kitTWIN TEC INTERNAL SINGLE FIREIGNITION SYSTEMTo make things easy Twin Tec offers theirmodel 3005 as a convenient complete kitincluding the proven 1005 internal ignition,a 3 Ohm 45,000 Volt high output single firecoil, and a universal plug wire set. This kitreplaces all the OEM ignition components.The ignition is to be mounted inside the nosecone and has four switches for differentoperating modes like single or dual fire, multispark, adjust the timing advance, andselecting the RPM limit.Complete kits741974 Single Fire ignition kit. Fits1970 thru 1984 Shovelhead BigTwin, 1984 thru 1999 EvolutionBig Twin,and 1971 thru 1997Sportster models741975 Twin Tec 3005S ignition for useon 1998 thru 2003 Sportstermodels except XL 1200S.Includes mating Deutsch plugReplacement parts742001 Twin Tec PC USB Link interfacecable741971 Ignition power relay kit,recommended when convertinghigh compression and largedisplacement engines to singlefire741972 High output, 3 Ohm, single firecoil741973 Universal plug wire kitTWIN TEC MODEL 1005INTERNAL IGNITIONDaytona's Twin Tec model 1005 InternalIgnition unit is intended for those who wanta flush-mount ignition system.For this cleanerlook, the model 1005 ignition replaces all theHarley-Davidson OEM ignition components,including the bulky wiring harness andexternal module.This ignition unit is triggeredfrom the stock timing rotor at the end of thecamshaft and mounts inside the engine nosecone. It is intended for electric startapplications only. Four rotary switches areused to set the operating modes (such assingle or dual fire, advance curve family andmulti-spark), adjust the timing advance, andselect the RPM limit. Two diagnostic LED'sindicate general status and the status of thevacuum switch (VOES).The status LED is alsoused for static timing, as it will flash whenthe engine reaches top dead center (TDC).741966 Twin Tec 1005 ignition, fits1970 thru 1984 Shovelhead BigTwin, 1984 thru 1999 EvolutionBig Twin, and 1971 thru 1997Sportster models741967 Twin Tec 1005S ignition for useon 1998-2003 Sportstermodels, includes matingDeutsch plug and wiringharness for Single Fireconversion05-022