The 123\FIAT-TC-4-A-V is designed to replace the mechanical distributor ( mounted on top of the cylinder-head ) in the popular Fiat 124, 131, coupe, spider, abarth with twin-cam engines.

Four original Fiat-curves are integrated into this product.

The unit offers a maximum total of 16 advance-curves to be selected by the end-user.
Please take a look in the table below for available advance curves.