Piaggio 50cc water cooling engine set

Piaggio 50cc water cooled scooter engine set. Piston diameter 40mm, bolt 12mm, total height 88.5mm, height without sleeve 55mm, outer diameter of the sleeve 53mm, diagonal distance to the bolt holes 68mm, mounting distance to the exhaust 47mm screw M6. Quality I

Compatible for the following scooter models:

Aprilia SR50 Factory LC 2T 2004-2009
Aprilia SR50 Factory LC 2T 2010 i
Aprilia SR50 Racing LC 2T 2007/03-2008
Aprilia SR50 Sport LC 2T 2007/03-2008
Aprilia SR50 Street LC 2T 2007/03-2008
Aprilia SR50 Street LC 2T 2009-2012
Derbi GP1 50 LC 2T 2001-2004
Derbi GP1 Open 50 LC 2T 2006 i
Derbi GP1 Race 50 LC 2T 2005
Gilera DNA 50 LC 2T 2000-2001
Gilera DNA GP 50 LC 2T 2002-2005
Gilera DNA RST 50 LC 2T 2006
Gilera Runner 50 LC 2T 2003-2004
Gilera Runner 50 LC 2T 2005-2006
Gilera Runner 50 LC 2T 2007 i
Gilera Runner 50 LC 2T 1998-2002
Gilera Runner DD 50 LC 2T 1998-2002
Gilera Runner SP 50 LC 2T 2002-2004
Gilera Runner SP 50 LC 2T 2005-2006
Gilera Runner SP 50 LC 2T 2007 i
Piaggio NRG MC2 DD 50 LC 2T 1998
Piaggio NRG MC2 DT 50 LC 2T 1998
Piaggio NRG MC2 Extreme 50 LC 2T 1999-2000
Piaggio NRG MC3 DD 50 LC 2T 2001-2004
Piaggio NRG Power DD 50 LC 2T 2005-2006
Piaggio NRG Power DD 50 LC 2T 2007 i
Piaggio Zip SP2 50 LC 2T 2001-2005
Piaggio Zip SP2 50 LC 2T 2006-2009