
Two piston rings for the blown 41 mm cylinder for Velux models or X30 NG-2AH mopeds.
Consisting of an L-piston ring and a normal C-piston ring.
| Nominal diameter | 41 mm |
| Piston ring mold | L-ring, Rectangular ring |
| Piston ring impact | Internal fuse (IS), Flank safety device (FS) |
| Puch | ZA50 (fan-cooled) Z50 (X30 Velux) 2-speed MS, MV, MV50 3-speed VSD, DS, VZ, MC |
Accessories & related products
GPO piston 41 mm (12 mm KoBo) | Puch X30 Velux, M50, MS50, VS50, DS50, VZ50
Manufacturer: GPO · Ø outside piston (A): 40.94 mm · Compression height (C): 23.2 mm · Curvature (D): 3.7 mm · Total piston height (E): 49.3 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 41 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring impact: Internal fuse (IS) · Ø piston pin (B): 12 mm · Weight piston kit: 85 g
EUR 61.40
Piston 41 mm (10 mm KoBo) | Puch X30 Velux, M50, MS50, VS50, DS50, VZ50
Ø outside piston (A): 40.94 mm · Compression height (C): 23.25 mm · Curvature (D): 3.65 mm · Total piston height (E): 49.35 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 41 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.5 mm · Piston ring height: 2 mm · Ø piston pin (B): 10 mm · Weight piston kit: 85 g
EUR 61.40
GPO 41 mm cylinder kit fan-cooled 10 mm KoBo | Puch X30 Velux, NG-2AH
Manufacturer: GPO · Manufacturer: Meteor Racing · Material: Gray cast iron · Camouflaged: No · Area of application: Tuning · Displacement: 60 ccm · Surface: sandblasted · Crankshaft stroke: 43 mm · Nominal diameter: 41 mm · Thread inlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Ø piston pin (B): 10 mm · Hole pattern [mm]: 44 x 44 · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Hole spacing inlet: 32 mm
EUR 135.30
GPO 41 mm cylinder kit fan-cooled 12 mm KoBo | Puch X30 Velux, NG-2AH
Manufacturer: GPO · Manufacturer: swiing® revival parts · Material: Gray cast iron · Camouflaged: No · Area of application: Tuning · Displacement: 60 ccm · Surface: sandblasted · Crankshaft stroke: 43 mm · Nominal diameter: 41 mm · Ø cylinder neck: 43.2 mm · Ø outlet inside: 19.4 mm · Ø Inlet inside: 14.6 mm · Thread inlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Ø piston pin (B): 12 mm · Hole pattern [mm]: 44 x 44 · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Hole spacing inlet: 32 mm
EUR 135.30
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swiing® revival Stud Bolt, Inlet/Outlet M6x30 (Grade 10.9)
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Nominal diameter (thread): 6 mm · Total length: 30 mm · Diameter: 5.95 mm · Thread length: 12 mm · Thread type: M6x1 (standard thread) · Strength class: 10.9
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GPO gasket set 40 - 41 mm cylinder fan-cooled | Puch X30 NG-2AH, Velux
Manufacturer: GPO · Number of components: 4 pcs · Area of application: Tuning · Ø cylinder: 40 mm · Ø cylinder: 41 mm · Ø outlet inside: 22 mm · Decompressor: Yes · Hole pattern [mm]: 44 x 44 mm · Hole spacing outlet: 42 mm · Hole spacing inlet: 38 mm
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