Cylinder Head O-Ring/Gasket Kit GasGas Pre-Pro/EditionGasGas Pre Pro Edition Top End Gasket Kit C. C: 250 290 300 GAS GAS TXT Edition Contact before 2002 Not Pro Model Suitable for: GASGAS See models PAMPERA 125 1992 to 2003 PAMPERA 250 1992 to 2003 PAMPERA 270 1992 to 2003 PAMPERA 280 1992 to 2003 PAMPERA 300 1992 to 2003 PAMPERA 321 1992 to 2003 TRIAL 327 125 1992 to 2003 TRIAL 327 250 1992 to 2003 TRIAL 327 270 1992 to 2003 TRIAL 327 280 1992 to 2003 TRIAL 327 300 1992 to 2003 TRIAL 327 321 1992 to