68cc cylinder kit for water-cooled Piaggio engines
- Material: wearproof, laminate special cast iron 
- Recalculated heat exchange surfaces 
- NC machine-tool machining 
- Transfer and exhaust disigned for maximum efficiency 
- Lightened and reinforced, special aluminium alloy pistons with a high silicon content 
- Optimized compression ratio
For the following engines:
Piaggio * 50 2-stroke water-cooled Scooter 1995-1999 
 Piaggio Scooter * 50 2-stroke water-cooled 1998 - (short motor housing) 
 Piaggio Scooter * 50 2-stroke water-cooled 1998 - (mid-length motor housing) 
Piaggio Scooter * 50 2-stroke water-cooled 1998 - (long motor housing)
For the following vehicles:
* Aprilia SR 50 2004 - watercooled (Piaggio engine) 
 * Aprilia SR 50 R FACTORY (carb version) 
 * Derbi GP1 50 2001-2002 
 * Derbi GP1 50 2003 
 * Derbi GP1 50 * Euro2 2005 () with chain drive 
 * Derbi GP1 50 * Euro2 Race 2005-2007 () with chain drive 
 * Euro2 Derbi GP1 50 Open 2006-2009 () with chain drive 
 * Gilera DNA 50 2000-2002 
 * Gilera DNA GP EXPERIENCE 50 2003-2004 
 * Gilera DNA 50 2005-2007 
 * Gilera RUNNER 50 Purejet 2005-2008 RST (14 "front wheel) 
 * Gilera RUNNER 50 watercooled 1997-2000 with rear disc brakes (12 "front wheel) 
 * Gilera RUNNER 50 watercooled 1997-2000 with drum brakes and rear (12 "front wheel) 
 * Gilera RUNNER 50 watercooled 2002-2004 with rear disc brakes (12 "front wheel) 
 * Gilera RUNNER 50 watercooled 2005-2009 RST (14 "front wheel) 
 * Water-cooled Piaggio NRG 1994-1996 
 * Water-cooled Piaggio NRG 1996-1998 MC2 with rear disc brakes 
 * Water-cooled Piaggio NRG 1996-1998 MC2 with rear drum brake 
 * 1999-2001 Piaggio NRG EXTREME water cooled with rear disc brakes 
 * Piaggio NRG MC3 watercooled 2001-2004 with rear disc brakes 
 * Water-cooled Piaggio NRG 2005-2006 POWER with rear disc brakes 
 * Water-cooled Piaggio NRG 2007-2009 POWER with rear disc brakes 
 * Water-cooled Piaggio NTT 1995-1996 
 * Piaggio zip 50 2-stroke water-cooled 1996-1999 SP 
 * Piaggio zip 50 2-stroke water-cooled 2000-2004 SP 
* 50 2-stroke Piaggio ZIP SP 2006-2009 Euro2 watercooled
Replacement pistons are available here.
Replacement rings are available here.
 Not legal for use in California on pollution controlled vehicles.  Check local laws before installing.