Blade-cooled 43 mm (61 cc) cylinder kit with 12 mm piston pin, suitable for your Sachs 50, 502, 50/2, 50/3, 50/4 moped / moped.
The timing of the cylinder was kept rather low, which is characterized by a very nice torque in the lower speed range.
The racing cylinder kit without sealing includes cylinder & piston kit without gaskets.
- Grey cast iron tuning cylinder with & 43.0 mm bore
- Slot-controlled
- 17x15 mm intake, 31 mm stud spacing
- Optimized overflow channels
- 2-piece outlet
- Improved control times
- No spindling of the engine housing necessary (Ø cylinder neck 46.0 mm)
- Exhaust thread: M40 x 1.5 mm
- Hole pattern for stud bolts: 60 x 40 mm for CH engines
- Pre-drilled hole pattern for stud bolts: 51 x 40 mm for DE engines
- Cylinder head hole pattern: 37 x 37 mm
- Incl. Ø 43 mm piston from the Italian manufacturer -GOL-
Note: 60 mm long M6 stud bolts must be used to mount the cylinder. Please observe the installation direction when assembling. The piston is inserted with the arrow pointing towards the outlet on the exhaust side.
Detailed assembly instructions are included.
Corresponding accessories such as gaskets, cylinder head, exhaust system etc. can be found in the accessories section.
Made by the BADASS brand.
| Manufacturer | BAD ASS |
| Material | Gray cast iron |
| Displacement | 61 ccm |
| Crankshaft stroke | 42 mm |
| Nominal diameter | 43 mm |
| Ø cylinder neck | 46 mm |
| Number of fixing points | 4 pcs |
| Ø Outlet outside | 40 mm |
| Ø outlet inside | 28 mm |
| Inlet window | 17 x 15 mm |
| Thread inlet | M5x0.8 (standard thread) |
| Ø piston pin (B) | 12 mm |
| Outlet type | Union nut |
| Thread outlet | MF40x1.5 (fine pitch thread) |
| Hole pattern [mm] | 60 x 40 / 51 x 40 / 37 x 37 |
| Camouflaged | No |
| Hole spacing inlet | 31 mm |
| Area of application | Tuning |
| 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) |
Accessories & related products
swiing® revival Stud Bolt M5x23 Inlet (Diaphragm) 10.9 | Sachs 50/2 (A3700)
Diameter: 4.9 mm · Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Thread type: M5x0.8 (standard thread) · Nominal diameter (thread): 5 mm · Thread length: 6 mm · Thread length: 12 mm · Total length: 23 mm · Area of application: Standard · Pony OEM number: A3700 · Sachs OEM no.: 0640 016 101 · Sachs OEM no.: 0640 016 102
EUR 2.15
swiing® revival bolt set cylinder head galvanized | Sachs 503 / 50/2 / 50/3 / 50/4
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Thread type: M6x1 (standard thread) · Nominal diameter (thread): 6 mm · Total length: 34 mm · Drive: External hexagon · Color: silver · Screw head: Hexagon · Width across flats: 10 mm · Shank: Yes · Ø shaft: 5.85 mm · Shank length: 8 mm · Thread length: 22 mm · Strength class: 10.9 · Number of components: 12 pcs · Area of application: Standard
EUR 5.80
swiing® ingenious gasket cylinder head 41 mm | Sachs 503, 502, 50/2, 50/3, 50/4
Manufacturer: swiing® ingenious parts · Material: Aluminum · Ø cylinder: 41 mm · Place of use: Cylinder head · Nominal diameter: 41 mm · Thickness: 0.3 mm · Ø inside: 41.7 mm · Hole pattern [mm]: 37 x 37 · Area of application: Standard
EUR 5.80
swiing® ingenious 41 mm cylinder head tuning | Sachs 50/2, 50/3, 50/4
Manufacturer: swiing® ingenious parts · Material: Aluminum · Surface: sandblasted · Ø cylinder: 41 mm · Number of fixing points: 4 pcs · Ø outside: 98 mm · Ø screw holder: 19 mm · Height: 50 mm · Candle thread: long · Width: 95 mm · Hole pattern [mm]: 37 x 37 · Decompressor: M10x1.5 · Total length: 127 mm · Area of application: Standard
EUR 81.30
BAD ASS cylinder head L Ø 41-43 mm | Sachs 502, 50/2, 50/3, 50/4
Manufacturer: BAD ASS · Material: Aluminum · Ø cylinder: 41 - 43 mm · Number of fixing points: 1 pcs · Number of fixing points: 4 pcs · Ø outside: 108 mm · Ø screw holder: 19.3 mm · Hole pattern [mm]: 37 x 37 · Decompressor: M10x1.5 · Area of application: Tuning
EUR 177.90
Explore categories from Cylinder
Moped fans also bought
swiing® revival exhaust nut M40x1.5 for 32 mm pipe, galvanized | Sachs
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Thread type: MF40x1.5 (fine pitch thread) · Nut type: Union nut · Nominal diameter (thread): 40 mm · Ø outside: 46 mm · Ø inside: 33.5 mm · Height: 19 mm
EUR 16.50
swiing® revival carburetor 17 mm Bing SSB 1/17/69
Manufacturer: swiing® revival parts · Material: Aluminum · Component group Carburetor: Carburetor complete · Mounting type: Flange · Carburetor type: SSB · Nominal diameter: 17 mm · Height: 100 mm · Width: 85 mm · Ø fuel hose connection: 6 mm · Mixed oil connection: No · Vacuum connection: No · Choke control: without choke · Camouflaged: No · Nozzle size: 76 · Hole spacing inlet: 31 mm · Total length: 132 mm · Area of application: Standard · Area of application: Tuning
EUR 150.60
BAD ASS cylinder head L Ø 41-43 mm | Sachs 502, 50/2, 50/3, 50/4
Manufacturer: BAD ASS · Material: Aluminum · Ø cylinder: 41 - 43 mm · Number of fixing points: 1 pcs · Number of fixing points: 4 pcs · Ø outside: 108 mm · Ø screw holder: 19.3 mm · Hole pattern [mm]: 37 x 37 · Decompressor: M10x1.5 · Area of application: Tuning
EUR 177.90
Working late? Evening hours on Thursday until 20:00
