Below is a list of bikes and the tacho they typically use.
Please check on the ' Selecting a Tacho ' page to double check the type matches your particular setup.
Machine | Ignition | Sparks per Rev | Tacho Type | Connect to Leads |
British 4str singles, B50, B40, B44, Gold Star etc. (without wasted spark) Ducati singles & Ducati 888 etc. 68deg V twins |
Coil | 1 every 2 | White | 1 |
British type 4str singles with magneto. V twins with magneto. Manx, Gold Star etc. |
Magneto | 1 every 2 | Yellow | 1 |
Most Single cyl 2strokes. British 4str singles , B50, B40, B44, Gold Star etc. & unit twins (360 deg crank) also BMW twins using the later coil ignition system with wasted spark. Rotax twin, Guzzi V twins, Ducati singles, Ducati V twins with wasted spark. 2 stroke V twins. Japanese 4str parallel twins. Japanese 4str singles. Laverda triples (connect to 1 lead only) |
Coil | 1 | Red | All |
British twins | Magneto | 1 | Black | Both |
Kawasaki triple - 2str Suzuki GT triples - 2 stroke Zeger triple 120 deg. 2str triple - 120 deg 4str triple with wasted spark. (firing every 120 deg.) BSA & Triumph triple & 4 stroke triples with 120deg cranks and wasted spark ignition. |
Coil | 3 | Green | All |
Honda CB125 180 deg. with two contact sets driven off of the crankshaft. |
Coil | 2 | Blue |
2 - One from each coil
e.g 1 & 2 or 3 & 4
|
BSA & Triumph triple & 4 stroke triples with 120deg cranks and non wasted spark ignition. | Coil | 3 every 2 | Orange | All |
80 deg. Twins. Honda K3 & K4 (off camshaft) & Nourish Weslake VINCENT V twin with new BTH FM2RV Indian V Twin |
Coil | 1 | Brown | All |