The 123/ALFA 2600 is designed for 6 cylinders Alfa Romeo engines fitted with a Marelli S93A distributor or a Bosch distributor no. 0 231 111 034.
The 123/ALFA-4-R is designed for 4 cylinders Alfa Romeo engines and will fit in an Alfa Giulia, Giulia Nuova, Duetto, Spider and Bertone.
Now all parts in one order: a 123/Alfa-4-R distributor + coil + set of 4 spark plugs + spark plug wires.
The 123/ALFA-4-R-V is designed for 4 cylinders Alfa Romeo engines WITH vacuum addvance and will fit in an Alfa Giulia, Giulia Nuova, Duetto, Spider and Bertone.
Now all parts in one order: a 123/Alfa-4-R-V distributor + coil + set of 4 spark plugs + spark plug wires.