MECHANICAL ADVANCE ELECTRONIC IGNITION FOR HARLEY DAVIDSON BIG TWIN & SPORTSTER

• DESIGNED FOR DUAL FIRE APPLICATIONS WITH SINGLE OR DUAL SPARK PLUG HEADS
• DESIGNED WITH BUILT-IN MECHANICAL SPARK ADVANCE UNIT. USING MALLORY'S TIME TESTED BREAKERLESS IGNITION CIRCUIT , COMBINED WITH MODERN SURFACE MOUNT THERMAL-CLAD^® CONSTRUCTION , THE KIT CAN DRIVE ANY IGNITION COIL OR COMBINATION OF IGNITION COILS WITH A TOTAL PRIMARY RESISTANCE OF AT LEAST 2.0 OHMS
• WE RECOMMEND IGNITION COILS WITH 2.3-3.0 OHMS FOR RACING APPLICATIONS AND IGNITION COILS WITH 3.0-4.0 OHMS FOR STREET AND HIGHWAY USE
• INCORPORATES AN INFRARED LIGHT BEAM AND AN OPTICAL INTERRUPTER TO TRIGGER THE IGNITION. THIS TYPE OF TRIGGER IS EXTREMELY ACCURATE AND MUCH MORE EFFECTIVE THAN HALL EFFECT (MAGNETIC) TYPE IGNITIONS
• USE WITH SPIRAL CORE OR CARBON CORE SUPPRESSION TYPE SPARK PLUG WIRES
• BILLET ALLUMINUM IGNITION CAN EASILY BE INSTALLED WITHOUT REMOVING THE FRONT CYLINDER HEAD
• INSTALLATION INSRUCTIONS ARE INCLUDED