* This 275 GT'C' (believed to be 1 of only 2 built was delivered from the Ferrari Factory with a 4 bolt main engine (side and rear), which is a competition configuration used on the 250 TR, 250 GTO 275 LM's etc. Has the hot 130 cams (10 mm lift) which were developed for the 290 MM, then they were used in all the two cam V 12 250 and 275 comp Ferraris for the next ten years