43.0 mm piston with two 1.5 mm rectangular piston rings with internal fuse (IS) suitable for various mopeds / mopeds with Sachs 50/2, 50/3, 50/4 engines.
This replacement piston is suitable for the GPO Pomodoro 43 mm as well as the Badass Pandora 43 mm racing set.
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 stems and locking types on the legend in the pictures.
The piston kit contains piston pin, piston clips and piston ring.
You will find the corresponding assembly tool and piston pin locks in the accessories section.
Good, inexpensive standard spare part. GPO – GOOD PARTS ONLY.
| Manufacturer | GPO |
| Nominal diameter | 43 mm |
| Ø outside piston (A) | 42.94 mm |
| Ø piston pin (B) | 12 mm |
| Compression height (C) | 27.7 mm |
| Curvature (D) | 2.4 mm |
| Total piston height (E) | 50.2 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 |
| Thick piston ring | 1.8 mm |
| Sachs | 50 (Fahrtwind, 1.25 / 1.5 hp, DE) 502 (Saxonette) - AL, AML 50/2 - L CH (0.8 PS), ML CH (0.8 PS), MB (2.6 PS), MLB (2.6 PS) 50/3 50/4 - MLFB (2.6 PS), LKH (4.5 PS) 503 - AAL, ABL, 2AL / 2BL |
Ratings
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Material: Steel · Surface: burnished · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Total length: 130 mm · Width across flats: 10 mm · Width across flats: 17 mm · Number of components: 7 pcs · Area of application: (Dis)assembly tool
CHF 19.90
Moped fans also bought
Hot 
swiing® ingenious 15 mm carburetor camouflaged | Sachs 503
Manufacturer: swiing® ingenious parts · Material: Aluminum · Component group Carburetor: Carburetor complete · Nominal diameter: 15 mm · Width: 50 mm · Choke control: Hand choke · Carburetor type: SRE · Height: 95 mm · Total length: 66 mm · Nozzle thread: M3.5x0.6 (standard thread) · Nozzle size: 62 · Ø Inside entrance: 15 mm · Ø Internal connection: 20 mm · Mounting type: Plug connection clamped · Ø Output inside: 15 mm · Ø Air filter connection: 20 mm · Area of application: Tuning · Ø fuel hose connection: 6 mm · Mixed oil connection: No · Vacuum connection: No · Nozzle block: 2.17 · Camouflaged: Yes · Clamping screw torque (max.): 4 N/m
CHF 79.90
swiing® revival air filter Racing | Sachs 503
Manufacturer: swiing® revival parts · Material: Plastic · Filter type: Racing screen · Color: black · Ø Internal connection: 20 mm · Total length: 165 mm · Mounting type: Plug connection clamped · Width: 68 mm · Height: 52 mm · Camouflaged: No · Area of application: Tuning
CHF 59.90
swiing® ingenious 15 mm intake manifold long version | Sachs 503 2AL, 2BL
Manufacturer: swiing® ingenious parts · Camouflaged: No · Material: Aluminum · Ø inside: 15 mm · Ø External connection: 20 mm · Thread type: M6x1 (standard thread) · Total length: 70 mm · Mounting type: Screws · Total height: 80 mm · Number of fixing points: 2 pcs · Height flange center hole: 70 mm · Area of application: Tuning · Hole spacing inlet: 32 mm · Pony OEM number: A2176
CHF 59.90
swiing® revival silent blocks Alu Racing | Sachs 503 / 504 / 505 / 535
Manufacturer: swiing® revival parts · Material: Aluminum · Surface: anodized · Nominal diameter inside: 8.5 mm · Ø outside: 21.95 mm · Ø inside: 8.3 mm · Ø Bundle: 26 mm · Total length: 13 mm · Alternative version of the Pony OEM number: A4286 · Alternative version of the Sachs OEM number: 0251 121 000
CHF 23.90
GPO 43 mm "Pomodoro" cylinder kit | Sachs 503 2AL, AAL, 2BL, ABL
Nominal diameter: 43 mm · Manufacturer: GPO · Material: Gray cast iron · Displacement: 63 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 45 mm · Ø Outlet outside: 26 mm · Ø outlet inside: 22 mm · Ø Inlet inside: 19 mm · Thread inlet: M6x1 (standard thread) · Hole pattern [mm]: 40 x 60 / 37 x 37 · Hole spacing inlet: 32 mm · Ø piston pin (B): 12 mm · Outlet type: clamped · Area of application: Tuning · Alternative version of the Pony OEM number: A1087 · Alternative version of the Sachs OEM number: 0213 142 000
CHF 224.90
Collection only possible with online purchase and appointment.
