
44 mm replacement piston with two 1.5 mm rectangular piston rings with internal fuse (IS) for Tomos S25/2, A38B and A35 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 stems and locking types on the legend in the pictures.
| Manufacturer | Airsal |
| Nominal diameter | 44 mm |
| Ø outside piston (A) | 43.95 mm |
| Ø piston pin (B) | 10 mm |
| Compression height (C) | 21.1 mm |
| Curvature (D) | 3.7 mm |
| Total piston height (E) | 49.2 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 |
| Weight piston kit | 83 g |
| Tomos |
Accessories & related products
Airsal 44 mm cylinder kit tuning 10 mm KoBo | Tomos A35
Nominal diameter: 44 mm · Material: Aluminum · Manufacturer: Airsal · Number of fixing points: 4 pcs · Camouflaged: No · Displacement: 65 ccm · Surface: sandblasted · Ø cylinder neck: 47.4 mm · Ø outlet inside: 22 mm · Inlet window: 29.5 x 37.5 · Thread inlet: M5x0.8 (standard thread) · Hole spacing inlet: 31.5 mm · Hole spacing inlet: 36 mm · Hole spacing inlet: 39 mm · Decompressor: No · Ø piston pin (B): 10 mm · Outlet type: slanted · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Area of application: Tuning · Hole pattern [mm]: 44 x 44
CHF 119.90
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
Explore categories from Piston
Moped fans also bought
Bumm mirror round Inox
Manufacturer: Bumm · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Color: Chrome · Surface: chrome-plated · Thread size: M8 · Thread type: M8x1.25 (standard thread) · Ø mirror surface: 107 mm · Ø mirror rod: 8 mm · Clamping diameter: 22 mm · Mirror rod length: 300 mm · Total length: 360 mm · Test mark: none
CHF 27.90
Side stand black | Puch Maxi S / N, Supermaxi LG1 / LG2, X30 NS / NL / NG-2AH, P1
Manufacturer: Made in Portugal · Material: Steel · Color: black · Surface: powder-coated · Adjustable: Yes · Length pivot point - floor: 220 mm · Total length: 340 mm · Mounting type: Screwed clamp · Number of fixing points: 2 pcs
CHF 19.90
Buzzetti flywheel trigger M22x1.5 / M19x1
Material: Steel · Total length: 65 mm · Width across flats trigger: 22 mm · Width across flats Screw: 19 mm · Manufacturer: Buzzetti · Surface: galvanized (blue) · Thread type: MF19x1 (fine pitch thread) · Thread type: MF22x1.5 (fine pitch thread) · Area of application: (Dis)assembly tool
CHF 16.90
GPO pedal cranks chrome (pair) | Puch
Manufacturer: GPO · Material: Steel · Color: Chrome · Surface: chrome-plated · Thread type: FG14.3 (9/16" 20G) · Crank length (center-center): 156 mm · Total length: 180 mm · Ø Pedal wedge: 9.5 mm · Ø Pedal axle: 16 mm · Wide intake: 28 mm · Cranking (offset): 37 mm · Cranking (offset): 49 mm
CHF 74.90
NGK BR10HIX Spark plug short thread interference-suppressed Iridium
Manufacturer: NGK · Candle designation: BR10HIX · Candle thread type: short · Spark plug socket: M4 · Spark plug socket: SAE · Electrode material: Iridium · Suppressed: Yes · Thread type: MF14x1.25 (fine pitch thread) · Area of application: High End · Area of application: MX · Area of application: Performance · Area of application: Racing · Area of application: Tuning · Width across flats: 21 mm
CHF 23.50
GPO sprocket 28 teeth (8 hole) galvanized | Tomos
Chain pitch: 1/2" x 3/16" · Chain type: 415H · Material: Steel · Color: silver · Thickness: 4.5 mm · Manufacturer: GPO · Number of fixing points: 8 pcs · Ø mounting hole: 7.5 mm · Surface: galvanized (blue) · Number of teeth: 28 pcs · Ø inside: 42.6 mm · Ø bolt circle: 60 mm
CHF 15.90
Seat bench "Puch" logo black
Material: Imitation leather · Material: Steel · Color: black · Total length: 300 mm · Width: 130 mm · Width: 210 mm · Height: 110 mm · Manufacturer: Made in Portugal · Number of fixing points: 1 pcs · Ø Saddle tube holder: 22 mm · Surface: varnished · Spring-loaded: No · Lettering: Yes
CHF 54.90











