Currently in the final stages of development and tentatively due for presentation later this year. Speculation indicates a modified AMG C or E63s 4.0L V8 Biturbo powertrain.
The C107 SLC was introduced in Oct 1971 and was intended to be a coupe version of the W116 S-class that was introduced 1 year later in Sep 1972, but was based on a lengthened R107 SL chassis.
It was much rarer than the SL with 62,888 units sold over a 10 year period compared to 237,287 units...