46.0 mm Autisa piston with two 1.5 mm rectangular piston rings with flank lock (FS) to fit the corresponding cylinder on various Puch mopeds / mopeds.
The detailed dimensions of the piston according to the technical drawing can be found in the details. You can also find out about the relevant piston rings, their positions and locking types on the legend in the pictures.
The piston kit contains piston pins, piston clips and piston rings.
Corresponding assembly tools, piston rings, piston pin retainers etc. can be found in the accessories section.
Product of the Spanish cult brand Autisa.
NOS – New from old stock.
Nominal diameter | 46 mm |
Manufacturer | Autisa |
Ø outside piston (A) | 45.96 mm |
Compression height (C) | 22.6 mm |
Curvature (D) | 3.4 mm |
Total piston height (E) | 52.5 mm |
Number of piston rings (F) | 2 pcs |
Piston ring mold | Rectangular ring |
Piston ring impact | Internal fuse (IS) |
Piston ring height | 1.5 mm |
Ø piston pin (B) | 12 mm |
Piston weight | 120 g |
Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Material: Steel · Surface: burnished · Total length: 130 mm · Manufacturer: GPO · Number of components: 7 pcs · Area of application: (Dis)assembly tool · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Width across flats SW: 10 mm · Width across flats SW: 17 mm
EUR 23.70