The 123/FIAT-TC-4-A-V ignition replaces the mechanical distributor (installed at the top of the cylinder head) on Fiat twin Nokkenwellen engines.
Four original Fiat timing curves are integrated in this product:
- Fiat 124 Spider sport model 1800, replaces Magneti Marelli S134 B.
- Fiat 124 Spider Abarth rally 1800, replaces Magneti Marelli S144 BA
- Fiat 124 Spider 2000, replaces Magneti Marelli SM807 CX
- Fiat 131 Racing 2000,replaces Magneti Marelli EI200A,Bosch10237001002
Note: There are also Marelli ignitions for the 1800cc Fiat 123 with a longer handle, so check the dimensions before ordering!
Otherwise 12 (standard) adjustment characteristics can be set with a switch on the side of the distributor housing.
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