Fits:
Aprilia RS 50 H2O 2T E2 '06-'10 (D50B0)
Aprilia RS4 50 H2O 2T E3 '11-'13 (D50B0)
Aprilia RS4 50 H2O 2T E3 '14-'16 (D50B0)
Aprilia RS4 50 H2O 2T E4 '18-'20 (D50B0)
Aprilia RX 50 Enduro H2O 2T E2 '06-'10 (D50B0)
Aprilia RX 50 Enduro H2O 2T E2 '11-'13 (D50B0)
Aprilia RX 50 Enduro H2O 2T E2 '14-'17 (D50B0)
Aprilia RX 50 Enduro H2O 2T E4 '18-'20 (D50B0)
Aprilia SX 50 SM H2O 2T E2 '06-'10 (D50B0)
Aprilia SX 50 SM H2O 2T E2 '11-'13 (D50B0)
Aprilia SX 50 SM H2O 2T E2 '14-'17 (D50B0)
Aprilia SX 50 SM H2O 2T E4 '18-'20 (D50B0)
Derbi GPR 50 Nude H2O 2T E2 '06-'08 (D50B0)
Derbi GPR 50 Racing H2O 2T E2 '06-'09 (D50B0)
Derbi GPR 50 Racing H2O 2T E2 '09-'13 (D50B0)
Derbi Senda R 50 DRD Pro H2O 2T E2 '05-'11 (D50B0)
Derbi Senda R 50 DRD Racing H2O 2T E2 '05-'08 (D50B0)
Derbi Senda R 50 DRD Racing H2O 2T E2 '10-'12 (D50B0)
Derbi Senda R 50 DRD X-Treme H2O 2T E2 '10-'15 (D50B0)
Derbi Senda R 50 X-Race H2O 2T E2 '06-'10 (D50B0)
Derbi Senda R 50 X-Treme H2O 2T E2 '06-'10 (D50B0)
Derbi Senda R 50 X-Treme H2O 2T E4 '18-'20 (D50B0)
Derbi Senda SM 50 DRD Evo H2O 2T E2 '08-'09 (D50B0)
Derbi Senda SM 50 DRD Pro H2O 2T E2 '05-'11 (D50B0)
Derbi Senda SM 50 DRD Racing H2O 2T E2 '05-'08 (D50B0)
Derbi Senda SM 50 DRD Racing H2O 2T E2 '10-'13 (D50B0)
Derbi Senda SM 50 DRD Racing H2O 2T E4 '18-'20 (D50B0)
Derbi Senda SM 50 DRD X-Treme H2O 2T E2 '10-'17 (D50B0)
Derbi Senda SM 50 DRD X-Treme LTD H2O 2T E2 '13-'17 (D50
Derbi Senda SM 50 X-Race H2O 2T E2 '06-'10 (D50B0)
Derbi Senda SM 50 X-Treme H2O 2T E2 '06-'10 (D50B0)
Derbi Senda SM 50 X-Treme H2O 2T E4 '18-'20 (D50B0)
Gilera RCR 50 H2O 2T E2 '06-'10 (D50B0)
Gilera RCR 50 H2O 2T E2 '11-'15 (D50B0)
Gilera RCR 50 H2O 2T E4 '18-'20 (D50B0)
Gilera SMT 50 H2O 2T E2 '06-'10 (D50B0)
Gilera SMT 50 H2O 2T E2 '11-'17 (D50B0)
Gilera SMT 50 H2O 2T E4 '18-'20 (D50B0)
Gilera SMT 50 Racing H2O 2T E2 '11-'12 (D50B0)
Valenti Racing N01 50 Naked H2O 2T E2 '13-'17 (D50B0)
Valenti Racing N01 50 Naked H2O 2T E4 '18-'20 (D50B0)
Valenti Racing RME 50 Enduro H2O 2T E2 '12-'17 (D50B0)
Valenti Racing RME 50 Enduro H2O 2T E4 '18-'20 (D50B0)
Valenti Racing S01 50 Scrambler H2O 2T E2 '13-'17 (D50B0)
Valenti Racing S01 50 Scrambler H2O 2T E4 '18-'20 (D50B0)
Valenti Racing SM 50 Motard H2O 2T E2 '12-'17 (D50B0)
Valenti Racing SM 50 Motard H2O 2T E4 '18-'20 (D50B0)

POLINI is an Italian manufacturer of tuning parts for motorcycles, mopeds and scooters. Among other products, they make cylinders and variators for both racing and road use. The company was founded when Italian soldier Battista Polini returned from service in World War II and began producing bicycles that were popular and sold well. The company's first logo was a ram, which was the emblem of Battista's battalion. When the first Vespa and Lambretta scooters appeared in the 1940s, their parts began to be produced.
| Brand | Model | Year | Name | CC |
|---|---|---|---|---|
| DERBI | GPR | 2006 | 50 | |
| DERBI | GPR | 2006 | 50 | |
| DERBI | GPR | 2007 | 50 | |
| DERBI | GPR | 2007 | 50 | |
| DERBI | GPR | 2008 | 50 | |
| DERBI | GPR | 2008 | 50 | |
| DERBI | SENDA | 2005 | X-Race | 50 |
| DERBI | SENDA | 2005 | X-Treme | 50 |
| DERBI | SENDA | 2005 | 50 | |
| DERBI | SENDA | 2005 | X-Treme | 50 |
| DERBI | SENDA | 2005 | X-Race | 50 |
| DERBI | SENDA | 2005 | 50 | |
| DERBI | SENDA | 2006 | X-Race | 50 |
| DERBI | SENDA | 2006 | X-Treme | 50 |
| DERBI | SENDA | 2006 | Racing | 50 |
| DERBI | SENDA | 2006 | X-Treme | 50 |
| DERBI | SENDA | 2006 | X-Race | 50 |
| DERBI | SENDA | 2006 | Racing | 50 |
| DERBI | SENDA | 2007 | X-Race | 50 |
| DERBI | SENDA | 2007 | X-Treme | 50 |
| DERBI | SENDA | 2007 | Racing | 50 |
| DERBI | SENDA | 2007 | X-Treme | 50 |
| DERBI | SENDA | 2007 | X-Race | 50 |
| DERBI | SENDA | 2007 | Racing | 50 |
| DERBI | SENDA | 2008 | X-Race | 50 |
| DERBI | SENDA | 2008 | X-Treme | 50 |
| DERBI | SENDA | 2008 | Racing | 50 |
| DERBI | SENDA | 2008 | X-Race | 50 |
| DERBI | SENDA | 2008 | X-Treme | 50 |
| DERBI | SENDA | 2008 | Racing | 50 |
| DERBI | SENDA | 2008 | Evo | 50 |
| DERBI | SENDA | 2006 | Pro | 50 |
| DERBI | SENDA | 2007 | Pro | 50 |
| DERBI | SENDA | 2008 | Pro | 50 |
| DERBI | SENDA | 2009 | Pro | 50 |
| DERBI | SENDA | 2010 | Pro | 50 |
| DERBI | SENDA | 2006 | Pro | 50 |
| DERBI | SENDA | 2007 | Pro | 50 |
| DERBI | SENDA | 2008 | Pro | 50 |
| DERBI | SENDA | 2009 | Pro | 50 |
| DERBI | SENDA | 2010 | Pro | 50 |
| DERBI | SENDA | 2009 | X-Treme | 50 |
| DERBI | SENDA | 2010 | X-Treme | 50 |
| DERBI | SENDA | 2009 | X-Treme | 50 |
| DERBI | SENDA | 2010 | X-Treme | 50 |
| DERBI | SENDA | 2009 | X-Race | 50 |
| DERBI | SENDA | 2010 | X-Race | 50 |
| DERBI | SENDA | 2009 | X-Race | 50 |
| DERBI | SENDA | 2010 | X-Race | 50 |
| GILERA | SMT | 2005 | 50 | |
| GILERA | SMT | 2006 | 50 | |
| GILERA | RCR | 2006 | 50 | |
| APRILIA | RS | 2010 | 50 | |
| APRILIA | RS | 2009 | 50 | |
| APRILIA | RS | 2008 | 50 | |
| APRILIA | RS | 2007 | 50 | |
| APRILIA | RS | 2006 | 50 | |
| APRILIA | RX | 2011 | 50 | |
| APRILIA | RX | 2010 | 50 | |
| APRILIA | RX | 2009 | 50 | |
| APRILIA | RX | 2008 | 50 | |
| APRILIA | RX | 2007 | 50 | |
| APRILIA | RX | 2006 | 50 | |
| APRILIA | SX | 2011 | 50 | |
| APRILIA | SX | 2012 | 50 | |
| APRILIA | SX | 2010 | 50 | |
| APRILIA | SX | 2009 | 50 | |
| APRILIA | SX | 2008 | 50 | |
| APRILIA | SX | 2007 | 50 | |
| APRILIA | SX | 2006 | 50 | |
| APRILIA | RS4 | 2011 | 50 | |
| DERBI | GPR | 2009 | 50 | |
| DERBI | GPR | 2010 | 50 | |
| DERBI | GPR | 2011 | 50 | |
| DERBI | GPR | 2012 | 50 | |
| DERBI | GPR | 2009 | 50 | |
| DERBI | GPR | 2010 | 50 | |
| DERBI | GPR | 2011 | 50 | |
| DERBI | SENDA | 2011 | Pro | 50 |
| DERBI | SENDA | 2011 | Pro | 50 |
| DERBI | SENDA | 2011 | X-Treme | 50 |
| DERBI | SENDA | 2011 | X-Treme | 50 |
| DERBI | SENDA | 2011 | X-Race | 50 |
| DERBI | SENDA | 2011 | X-Race | 50 |
| DERBI | SENDA | 2010 | Racing | 50 |
| DERBI | SENDA | 2010 | Racing | 50 |
| DERBI | SENDA | 2011 | Racing | 50 |
| DERBI | SENDA | 2011 | Racing | 50 |
| DERBI | SENDA | 2010 | Evo | 50 |
| DERBI | SENDA | 2011 | Evo | 50 |
| DERBI | SENDA | 2012 | X-Treme | 50 |
| DERBI | SENDA | 2012 | X-Treme | 50 |
| DERBI | SENDA | 2012 | Pro | 50 |
| DERBI | SENDA | 2012 | X-Treme | 50 |
| DERBI | SENDA | 2012 | Racing | 50 |
| DERBI | SENDA | 2012 | X-Treme | 50 |
| DERBI | SENDA | 2012 | Evo | 50 |
| DERBI | SENDA | 2012 | Pro | 50 |
| DERBI | SENDA | 2012 | Racing | 50 |
| DERBI | SENDA | 2009 | Racing | 50 |
| APRILIA | RX | 2012 | 50 | |
| APRILIA | RS4 | 2012 | 50 | |
| APRILIA | RS4 | 2012 | Replica | 50 |
| APRILIA | RS4 | 2013 | 50 | |
| APRILIA | RS4 | 2013 | Replica | 50 |
| APRILIA | SX | 2013 | 50 | |
| APRILIA | RX | 2013 | 50 | |
| DERBI | SENDA | 2013 | X-Treme | 50 |
| DERBI | SENDA | 2013 | Pro | 50 |
| DERBI | SENDA | 2013 | Racing | 50 |
| DERBI | SENDA | 2013 | Pro | 50 |
| DERBI | SENDA | 2013 | Racing | 50 |
| DERBI | SENDA | 2013 | X-Treme | 50 |
| DERBI | GPR | 2013 | 50 | |
| APRILIA | SR | 2013 | Motard | 50 |
| APRILIA | RS4 | 2014 | 50 | |
| APRILIA | RS4 | 2014 | Replica | 50 |
| APRILIA | SX | 2014 | 50 | |
| APRILIA | RX | 2014 | 50 | |
| APRILIA | SR | 2014 | Motard | 50 |
| DERBI | SENDA | 2014 | X-Treme | 50 |
| DERBI | SENDA | 2014 | Racing | 50 |
| DERBI | SENDA | 2014 | Racing | 50 |
| DERBI | SENDA | 2014 | X-Treme | 50 |
| DERBI | SENDA | 2015 | Racing | 50 |
| DERBI | SENDA | 2015 | X-Treme | 50 |
| DERBI | SENDA | 2015 | X-Treme | 50 |
| DERBI | SENDA | 2015 | Racing | 50 |
| APRILIA | RS4 | 2015 | 50 | |
| APRILIA | RS4 | 2015 | Replica | 50 |
| APRILIA | SX | 2015 | 50 | |
| APRILIA | RX | 2015 | 50 | |
| APRILIA | SR | 2015 | Motard | 50 |
| APRILIA | SX | 2016 | 50 | |
| APRILIA | SX | 2017 | 50 | |
| APRILIA | RS4 | 2016 | 50 | |
| APRILIA | RS4 | 2016 | Replica | 50 |
| APRILIA | SR | 2016 | Motard | 50 |
| DERBI | SENDA | 2016 | X-Treme | 50 |
| DERBI | SENDA | 2016 | Racing | 50 |
| DERBI | SENDA | 2016 | X-Treme | 50 |
| APRILIA | RX | 2016 | 50 | |
| APRILIA | RX | 2017 | 50 | |
| APRILIA | SR | 2017 | Motard | 50 |
| DERBI | SENDA | 2017 | X-Treme | 50 |
| DERBI | SENDA | 2017 | Racing | 50 |
| DERBI | SENDA | 2017 | X-Treme | 50 |
| APRILIA | SR | 2018 | Motard | 50 |
| APRILIA | RS4 | 2018 | 50 | |
| APRILIA | RS4 | 2018 | Replica | 50 |
| DERBI | SENDA | 2018 | Racing | 50 |
| GILERA | RCR | 2018 | 50 | |
| APRILIA | RX | 2018 | 50 | |
| APRILIA | RX | 2019 | Factory | 50 |
| APRILIA | SX | 2019 | 50 | |
| APRILIA | SX | 2018 | 50 | |
| APRILIA | SR | 2019 | Motard | 50 |
| DERBI | SENDA | 2018 | X-Treme | 50 |
| DERBI | SENDA | 2018 | Limited | 50 |
| DERBI | SENDA | 2019 | Racing | 50 |
| DERBI | SENDA | 2019 | X-Treme | 50 |
| DERBI | SENDA | 2019 | Limited | 50 |
| DERBI | SENDA | 2018 | X-Treme | 50 |
| DERBI | SENDA | 2019 | X-Treme | 50 |
| APRILIA | SX | 2019 | Factory | 50 |
| APRILIA | SR | 2020 | Motard | 50 |
| APRILIA | SX | 2020 | 50 | |
| APRILIA | SX | 2020 | Factory | 50 |
| APRILIA | RX | 2020 | Factory | 50 |
| DERBI | SENDA | 2020 | Racing | 50 |
| DERBI | SENDA | 2020 | X-Treme | 50 |
| DERBI | SENDA | 2020 | Limited | 50 |
| DERBI | SENDA | 2020 | X-Treme | 50 |
| GILERA | RCR | 2019 | 50 | |
| GILERA | RCR | 2020 | 50 | |
| GILERA | RCR | 2011 | 50 | |
| GILERA | RCR | 2012 | 50 | |
| GILERA | RCR | 2013 | 50 | |
| GILERA | RCR | 2014 | 50 | |
| GILERA | RCR | 2015 | 50 | |
| GILERA | SMT | 2011 | 50 | |
| GILERA | SMT | 2012 | 50 | |
| GILERA | SMT | 2013 | 50 | |
| GILERA | SMT | 2014 | 50 | |
| GILERA | SMT | 2015 | 50 | |
| GILERA | SMT | 2016 | 50 | |
| GILERA | SMT | 2017 | 50 | |
| GILERA | SMT | 2011 | Racing | 50 |
| GILERA | SMT | 2012 | Racing | 50 |
| GILERA | SMT | 2018 | 50 | |
| GILERA | SMT | 2019 | 50 | |
| GILERA | SMT | 2020 | 50 | |
| GILERA | SMT | 2019 | Drifting | 50 |
| GILERA | SMT | 2020 | Drifting | 50 |
POLINI Top End Gasket Set Aprilia / Derbi / Gilera / Valenti 50cc 04-20
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