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
| Nominal diameter | 44 mm |
| 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 |
| 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
Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Manufacturer: GPO · Number of components: 7 pcs · Material: Steel · Surface: burnished · Total length: 130 mm · Area of application: (Dis)assembly tool · Width across flats SW: 10 mm · Width across flats SW: 17 mm
EUR 22.40
GPO 44 mm cylinder kit tuning 12 mm KoBo | Tomos A35
Nominal diameter: 44 mm · Manufacturer: GPO · Material: Aluminum · Surface: sandblasted · Displacement: 65 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 47.8 mm · Ø outlet inside: 22.8 mm · Inlet window: 35.5 x 29.5 · Thread inlet: M5x0.8 (standard thread) · Hole spacing inlet: 36 mm · Hole spacing inlet: 39 mm · Ø piston pin (B): 12 mm · Outlet type: slanted · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Decompressor: No · Camouflaged: No · Area of application: Tuning
EUR 101.20
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 · Area of application: Gearbox lubrication with clutch · Gearbox type: Manual gearshift
EUR 11.20
EUR 24.89/l
swiing nozzle set M5 (70 - 92) Dell'Orto SHA, PHBG
Manufacturer: swiing · Material: Brass · Component group Carburetor: Spraying · Quantity: 10 pcs · Carburetor type: PHBG · Carburetor type: SHA · Carburetor type: SHA (Piaggio) · Drive: Slot · Total length: 8 mm · Nozzle type: Main nozzle · Nozzle thread: M5x0.8 (standard thread) · 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
EUR 23.50
EBR telescopic fork "Jumpy" silver (P4510) | Pony GTX wide screen & Beta 521
Manufacturer: EWC · Material: Aluminum · Material: Steel · Surface: chrome-plated · Surface: varnished · Color: Chrome · Color: black · Color: silver · Adjustable: Yes · 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 · Head tube length: 225 mm · Total length: 670 mm · Fork bridge - center wheel axle: 410 mm · Distance brake cam to wheel axle center-center: 38 mm · Thread type: FG25.4 (1" 24G) · Thread length: 58 mm
EUR 337.60
Collection only possible with online purchase and appointment.
