EnDuraLast Sachse Digital Ignition System for BMW Airheads with BOSCH alternator for your ride.controls.grips.7_8 inch That's right these can be Keys That's right these can be installed on single phase or three phase systems DUCATI 916 SP 1994 1996 DUCATI 916 SPS 1997 1998 HARLEY DAVIDSON Sportster 1976 HARLEY DAVIDSON Dyna 1340 Daytona 1992 HARLEY DAVIDSON Dyna 1340 Disc Glide 1984 HARLEY DAVIDSON Dyna 1340 Glide Convertible 1995 98 HARLEY DAVIDSON Dyna 1340 Low Glide 1984 86 HARLEY DAVIDSON Dyna 1340 Low Rider All Models 85 86 HARLEY DAVIDSON Dyna 1340 Low Rider All Models 1991 98 HARLEY DAVIDSON Dyna 1340 Sport Glide 1983 86 HARLEY DAVIDSON Dyna 1340 Sport Glide 91 92 HARLEY DAVIDSON Dyna 1340 Sturgis 92 HARLEY DAVIDSON Dyna 1340 Super Glide All Models 83 86 HARLEY DAVIDSON Dyna 1340 Super Glide All Models 91 98 HARLEY DAVIDSON Dyna 1340 Wide Glide 85 86 HARLEY DAVIDSON Dyna 1340 Wide Glide 95 98 HARLEY DAVIDSON Harley Davidson Softail 1340 84 86 HARLEY DAVIDSON Softail 1340 Custom 91 99 HARLEY DAVIDSON Softail 1340 Fat Boy 91 99 HARLEY DAVIDSON Softail 1340 Heritage All Models 86 HARLEY DAVIDSON Softail 1340 Heritage All Models 91 99 HARLEY DAVIDSON Softail 1340 Night Train 99 HARLEY DAVIDSON Softail 1340 Springer 91 99 HARLEY DAVIDSON Softail 1340 STD 99 HARLEY DAVIDSON Touring 1340 Electra Glide All Models 82 86 HARLEY DAVIDSON Touring 1340 Electra Glide All Models 91 96 HARLEY DAVIDSON Touring 1340 Grand Touring 86 HARLEY DAVIDSON Touring 1340 Road King 95 96 HARLEY DAVIDSON Touring 1340 Tour Glide All Models 81 86 HARLEY DAVIDSON Touring 1340 Tour Glide All Models 91 95 MOTO GUZZI V7 Stone 2013 MOTO GUZZI Daytona 1000 1998 2000 MOTO GUZZI Quota 1000 1998 2000 MOTO GUZZI 1100 Sport carb 1998 2000 MOTO GUZZI 1100 Sport injected 1998 2000 MOTO GUZZI California 1100 Because the EnDuraLast ignition is fired from the crankshaft there is no loss of power or gas mileage due to over retardation at lower RPMs