Cubic Capacity ... it is the size of the engine, like a 1.3 Clio is 1300cc, or a Suzuki Bandit 600 is a 600cc.
He made a handful of starts in Moto GP, filling in for Pierfrancesco Chili on a ROC bike for a while in 1990, with a best finish of 6th at the Swedish Grand Prix. He also contested the 500cc British Grand Prix several times. In 1992 he ran 6th before crashing on oil. In 1993 he qualified on the second row, and ran second early on after Alex Barros, Mick Doohan and Kevin Schwantz crashed on the first lap. he was set for third when he ran out of fuel, coasting over the line in 4th behind three Yamahas. He was entered again in 1994, but withdrew pre-race - citing a hand injury but later admitting that he felt the ride was uncompetitive.
Source: Wikipedia
There are 10 teams this year in the 800cc class of Moto GP. These are:
Ducati Marlboro
Fiat Yamaha
Interwetten Honda
LCR Honda
Monster Yamaha Tech 3
Paginas Amarillas Aspar
Pramac Ducati
Repsol Honda
Rizla Suzuki
San Carlo Honda