38 mm replacement piston / piston kit with two pieces of 2 mm rectangular piston rings with flank lock (FS) suitable for the windage-cooled cylinder of Sachs 50/3 & 50/4 mopeds / mopeds with square intake.
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 pins, piston clips and piston rings.
Corresponding assembly tools, piston rings, piston pin retainers etc. can be found under accessories.
Original Sachs spare part number: 0290 058 025
| Ø outside piston (A) | 37.94 mm |
| Compression height (C) | 28 mm |
| Curvature (D) | 2.95 mm |
| Total piston height (E) | 53 mm |
| Number of piston rings (F) | 2 pcs |
| Nominal diameter | 38 mm |
| Piston ring impact | Flank safety device (FS) |
| Piston ring mold | Rectangular ring |
| Ø piston pin (B) | 12 mm |
| Piston ring height | 2 mm |
| Weight piston kit | 73 g |
| Sachs | 50/3 50/4 - MLFB (2.6 PS), LKH (4.5 PS) |
Ratings
Accessories & related products
38 mm cylinder kit square inlet | Sachs 50/3, 50/4
Camouflaged: No · Material: Gray cast iron · Surface: sandblasted · Nominal diameter: 38 mm · Crankshaft stroke: 42 mm · Displacement: 50 ccm · Ø piston pin (B): 12 mm · Hole spacing inlet: 31 mm · Thread inlet: M5x0.8 (standard thread) · Hole pattern [mm]: 51 x 40 · Outlet type: Union nut · Thread outlet: M35x2 (standard thread) · Number of fixing points: 4 pcs · Area of application: Tuning
152,60 EUR
GPO piston pin extractor Ø 10, 12, 14 mm
Surface: burnished · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Manufacturer: GPO · Total length: 130 mm · Material: Steel · Number of components: 7 pcs · Width across flats: 10 mm · Width across flats: 17 mm · Area of application: (Dis)assembly tool
23,40 EUR
Moped fans also bought
Magura cable clamp Ø 8 x 15 mm
Manufacturer: Magura · Material: Brass · Area of application: Standard · Material: Steel · Surface: galvanized (blue) · Surface: nickel-plated · Thread type: M6x1 (standard thread) · Ø Cable bushing: 2.3 mm · Drive: External hexagon · Drive: Slot · Ø outside: 8 mm · Screw head: Hexagon · Ø Bundle: 6 mm · Total length: 15 mm · Thread length: 7 mm · Width across flats: 7 mm
2,95 EUR
OMG fuel filter metal 6 mm (removable)
Manufacturer: OMG · Material: Glass · Material: Metal · Ø inside: 3.45 mm · Filter type: Plastic net · Color: gray · Color: transparent · Color: white · demountable: Yes · Ø outside: 22 mm · Total length: 40 mm · Total length: 63 mm · Ø fuel hose connection: 5.6 mm · Ø fuel hose connection: 6 mm
8,00 EUR
swiing® revival seal Float SRE, SRC, SRF, SRA
Ø inside: 41 mm · Ø outside: 45 mm · Manufacturer: swiing® revival parts · Material: Sealing paper · Component group Carburetor: Sealing, revising · Surface: blank · Carburetor type: SRA (1/11/31) Velux · Carburetor type: SRA (1/11/35) Velux · Carburetor type: SRC · Carburetor type: SRE · Carburetor type: SRF · Thickness: 1.5 mm · Pony OEM number: A4519 · Sachs OEM no.: 0950 128 000
3,30 EUR
Magura gas cable clamp / deco cable clamp Ø 5 x 6 mm
Ø outside: 5 mm · Manufacturer: Magura · Material: Brass · Material: Steel · Surface: nickel-plated · Number of components: 2 pcs · Thread type: M4x0.7 (standard thread) · Ø Cable bushing: 1.6 mm · Drive: Slot · Screw head: Lens head · Total length: 6 mm · Thread length: 4 mm
2,35 EUR
GPO ignition plate 90 mm Bosch / DUCATI
Manufacturer: GPO · Material: Aluminum · Area of application: Original · Area of application: Standard · Tension: 6 V · Ø inside: 18.5 mm · Ø outside: 90 mm · Cable length: 400 mm · Cable length: 500 mm · Number of cables: 3 pcs · Ø bolt circle: 80 mm · Number of fixing points: 4 pcs
88,00 EUR
Magura adjusting screw brake short
Ø External head: 9.15 mm · Manufacturer: Magura · Material: Brass · Surface: nickel-plated · Color: silver · Total length: 31 mm · Total length: 40 mm · Ø shaft: 6.1 mm · Thread length: 15 mm · Drive: Knurled screw · Thread type: MF6x0.75 (fine pitch thread) · Shank length: 6.9 mm
4,00 EUR
Collection only possible with online purchase and appointment.
