Polini Evolution 2 aluminum cylinder head D 58 central spark plug (long thread) for Vespa 50 Special/NLR/Primavera/ET3

Vespa 50 , Vespa 50 N V5A1T , Vespa 50 L V5A1T , Vespa 50 R V5A1T , Vespa 50 Special V5A2T , Vespa 50 Elestart V5A3T , Vespa 50 Special V5B1T , Vespa 50 Elestart V5B2T , Vespa 50 Special V5B3T , Vespa 50 Elestart V5B4T , Vespa 50 PK V5X1T , Vespa 50 PK S V5X2T , Vespa 50 PK S Elestart V5X2T , Vespa 50 PK XLS V5S2T , Vespa 50 PK XL V5X3T , Vespa 50 PK XL Elestart V5X3T , Vespa 50 PK XL2/ Elestart V5X3T , Vespa 50 RUSH V5X4T

Vespa 125 , Vespa 125 Nuova VMA1T , Vespa 125 Primavera VMA2T , Vespa 125 Primavera ET3 VMB1T , Vespa 125 PK S VMX1T , Vespa 125 PK S VMX5T , Vespa PK 125 S Automatic VAM1T , Vespa 125 PK XL VMX6T , Vespa 125 PK XL Elestart VMX6T