44.0 mm replacement piston with two 1.5 mm rectangular piston rings with internal fuse (IS) for the 44 mm racing cylinder for your Tomos S25/2, A38B and A35 moped / moped.
The detailed dimensions of the piston according to the technical drawing can be found in the details. In addition, you can 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.
You will find the corresponding assembly tool, piston pin locks and, if necessary, the corresponding cylinder in the accessories section.
Good, inexpensive standard spare part. GPO – GOOD PARTS ONLY.
Details
| Manufacturer | GPO |
| Ø outside piston (A) | 43.96 mm |
| Compression height (C) | 21.9 mm |
| Curvature (D) | 4.15 mm |
| Total piston height (E) | 49.55 mm |
| Number of piston rings (F) | 2 pcs |
| Nominal diameter | 44 mm |
| Piston ring mold | Rectangular ring |
| Ø piston pin (B) | 12 mm |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
Suitable for the following models
| Tomos |
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 · Area of application: (Dis)assembly tool · Number of components: 7 pcs · Width across flats SW: 10 mm · Width across flats SW: 17 mm
23,30 EUR
GPO 44 mm cylinder kit tuning 12 mm KoBo | Tomos A35
Manufacturer: GPO · Material: Aluminum · Surface: sandblasted · Crankshaft stroke: 43 mm · Displacement: 65 ccm · Ø cylinder neck: 47.8 mm · Nominal diameter: 44 mm · Ø piston pin (B): 12 mm · Inlet window: 35.5 x 29.5 · Thread inlet: M5x0.8 (standard thread) · Area of application: Tuning · Number of fixing points: 4 pcs · Ø outlet inside: 22.8 mm · Hole spacing outlet: 42 mm · Outlet type: slanted · Hole spacing inlet: 36 mm · Hole spacing inlet: 39 mm · Thread outlet: M6x1 (standard thread) · Hole pattern [mm]: 44 x 44 · Decompressor: No · Camouflaged: No
105,40 EUR
Moped fans like you also bought:
Motorex engine oil (gear oil) manual 450 ml
Temperature resistance (min.): -30 - 220 °C · Manufacturer: Motorex · Viscosity (SAE): 80W · Oil type: GL4 · Contents [ml]: 450 ml · Gearbox type: Foot control · Gearbox type: Manual gearshift · Area of application: Gearbox lubrication with clutch
11,60 EUR
25,78 EUR/l
swiing nozzle set M5 (70 - 92) Dell'Orto SHA, PHBG
Total length: 8 mm · Manufacturer: swiing · Material: Brass · Quantity: 10 pcs · Carburetor type: PHBG · Carburetor type: SHA (type 3) · Carburetor type: SHA (type 4) · Nozzle type: Main nozzle · Nozzle thread: M5x0.8 (standard thread) · Drive: Slot · Nozzle size: 70 · Nozzle size: 72 · Nozzle size: 75 · Nozzle size: 78 · Nozzle size: 80 · Nozzle size: 82 · Nozzle size: 85 · Nozzle size: 88 · Nozzle size: 90 · Nozzle size: 92
24,50 EUR
EBR telescopic fork "Jumpy" silver (P4510) | Pony GTX wide screen & Beta 521
Total length: 670 mm · Manufacturer: EWC · Material: Aluminum · Material: Steel · Surface: chrome-plated · Surface: varnished · Color: Chrome · Color: black · Color: silver · Adjustable: Yes · Thread type: FG25.4 (1" 24G) · Ø spars: 28 mm · Spar end distance (center-center): 150 mm · Ø outer head tube: 25.5 mm · Ø head tube inside: 21.5 mm · Thread length: 58 mm · Head tube length: 225 mm · Fork bridge - center wheel axle: 410 mm · Distance brake cam to wheel axle center-center: 38 mm
351,60 EUR
Motorex Screw Remover Spray Antirust 500 ml
Manufacturer: Motorex · Contents [ml]: 500 ml · Hazard warning: Causes serious eye irritation · Hazard warning: Extremely flammable aerosol · Hazard warning: Harmful to aquatic organisms (with long-term effects) · Hazard warning: May be fatal if swallowed and enters the respiratory tract · Hazard warning: May cause damage to organs through prolonged or repeated exposure · Hazard warning: Pressurized container: may burst when heated · Signal word: Danger · Hazard pictogram: GHS02 - Highly flammable · Hazard pictogram: GHS07 - Caution dangerous · Hazard pictogram: GHS08 - Harmful to health · Area of application: Chemistry · Area of application: Workshop accessories
23,30 EUR
46,60 EUR/l
Collection only possible with online purchase and appointment.
