the 123\VOLVO-B18-B20-4-R-V is a unit that fits the B18 and B20 4-cylinder Volvo carburetor and injection engines. It fits cars, trucks and boats (VOLVO PENTA)

Please be aware you need the 123\VOLVO-B18-B20-4-R-V-IE for Bosch D-jetronic injection support.

It has advance-curves for the full range engines from B18A to B20F as well B18 and B20 based Volvo Penta engines.

The unit also offers optimised LPG / Ethanol-curves for these engines.The unit offers a maximum total of 16 advance-curves to be selected by the end-user.
Please take a look in the curve table for available advance curves.

Volvo-B18-B20 – 4 – R – V  = Volvo-B18-B20 stands for the 123ignition type
Volvo-B18-B20 – 4 – R – V  = 4 stands for the number of cylinders
Volvo-B18-B20 – 4 – R – V  = R stands for straight distributor cap
Volvo-B18-B20 – 4 – R – V  = V stands for vacuum advance