
41 mm racing cylinder with 55 cc, suitable for Sachs mopeds / mopeds with 503 2AL, AAL, 2BL, ABL CH engines.
Thanks to the additional holes for the cylinder head bolts and the two mounts for the blower cover, the cylinder can also be fitted to the Sachs 50/2 and 502 models; in this case, the intake and exhaust accessories must be made by yourself.
Hole pattern [mm]: 59 x 40 · Manufacturer: BAD ASS · Material: Gray cast iron · Surface: sandblasted · Displacement: 55 ccm · Crankshaft stroke: 42 mm · Nominal diameter: 41 mm · Ø cylinder neck: 45 mm · Ø Outlet outside: 26 mm · Ø outlet inside: 23 mm · Ø Inlet inside: 19 mm · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 32 mm · Ø piston pin (B): 12 mm · Outlet type: clamped · Number of fixing points: 4 pcs · Camouflaged: No · Area of application: Tuning
| Manufacturer | BAD ASS |
| Material | Gray cast iron |
| Camouflaged | No |
| Surface | sandblasted |
| Displacement | 55 ccm |
| Crankshaft stroke | 42 mm |
| Nominal diameter | 41 mm |
| Ø cylinder neck | 45 mm |
| Ø Outlet outside | 26 mm |
| Ø outlet inside | 23 mm |
| Ø Inlet inside | 19 mm |
| Number of fixing points | 4 pcs |
| Thread inlet | M6x1 (standard thread) |
| Hole spacing inlet | 32 mm |
| Ø piston pin (B) | 12 mm |
| Outlet type | clamped |
| Hole pattern [mm] | 40 x 60 / 37 x 37 |
| Area of application | Tuning |
| Sachs | 503 - AAL , ABL , 2AL / 2BL |
Accessories & related products
17 mm Bing SRF carburetor (replica)
Material: Aluminum · Component group Carburetor: Carburetor complete · Area of application: Tuning · Carburetor type: SRF · Nominal diameter: 17 mm · Width: 64 mm · Total length: 78 mm · Height: 117 mm · Ø fuel hose connection: 6 mm · Ø Internal connection: 23 mm · Mounting type: Plug connection clamped · Ø Air filter connection: 60 mm · Ø Air filter connection: 64 mm · Mixed oil connection: No · Vacuum connection: No · Choke control: Hand choke · Nozzle thread: M4x0.7 (standard thread) · Nozzle block: 2.xx · Clamping screw torque (max.): 3 N/m · Clamping screw torque (max.): 4 N/m
CHF 64.90
swiing® revival nozzle set M3.5 (58 - 68) Bing SRE, SRA, SRC, SRF
Manufacturer: swiing® revival parts · Material: Brass · Component group Carburetor: Spraying · Quantity: 6 pcs · Carburetor type: SRA (1/11/31) Velux · Carburetor type: SRA (1/11/35) Velux · Carburetor type: SRC · Carburetor type: SRE · Carburetor type: SRF · Nozzle type: Main nozzle · Total length: 6 mm · Drive: Slot · Nozzle thread: M3.5x0.6 (standard thread) · Nozzle size: 58 · Nozzle size: 60 · Nozzle size: 62 · Nozzle size: 64 · Nozzle size: 66 · Nozzle size: 68
CHF 15.90
swiing® ingenious 15mm tuning set carburetor HG short | Sachs 503
Manufacturer: swiing® ingenious parts · Component group Carburetor: Carburetor complete · Nominal diameter: 15 mm · Carburetor type: SRE · Choke control: Hand choke · Mounting type: Flange · Mounting type: Plug connection clamped · Nozzle size: 62 · Ø Inside entrance: 15 mm · Ø Output inside: 15 mm · Ø Air filter connection: 20 mm · Hole spacing inlet: 32 mm · Ø Internal connection: 20 mm · Ø fuel hose connection: 6 mm · Nozzle thread: M3.5x0.6 (standard thread) · Camouflaged: Yes · Clamping screw torque (max.): 4 N/m · Area of application: Tuning
CHF 159.90
swiing® ingenious 15 mm carburetor camouflaged | Sachs 503
Manufacturer: swiing® ingenious parts · Camouflaged: Yes · Component group Carburetor: Carburetor complete · Material: Aluminum · Carburetor type: SRE · Nominal diameter: 15 mm · Total length: 66 mm · Mounting type: Plug connection clamped · Ø Inside entrance: 15 mm · Width: 50 mm · Ø Output inside: 15 mm · Height: 95 mm · Ø Air filter connection: 20 mm · Ø Internal connection: 20 mm · Ø fuel hose connection: 6 mm · Mixed oil connection: No · Vacuum connection: No · Choke control: Hand choke · Area of application: Tuning · Nozzle thread: M3.5x0.6 (standard thread) · Nozzle block: 2.17 · Nozzle size: 62 · Clamping screw torque (max.): 4 N/m
CHF 79.90
swiing® revival air filter Racing | Sachs 503
Material: Plastic · Manufacturer: swiing® revival parts · Camouflaged: No · Total length: 165 mm · Filter type: Racing screen · Width: 68 mm · Height: 52 mm · Color: black · Mounting type: Plug connection clamped · Ø Internal connection: 20 mm · Area of application: Tuning
CHF 59.90
swiing® ingenious resonance exhaust set Ø 28 / 70 mm | Sachs 503
Surface: chrome-plated · Manufacturer: swiing® ingenious parts · Material: Steel · Color: Chrome · Ø outside: 70 mm · Total length: 730 mm · Mounting type: Screwed clamp · Exhaust type: Cigar · Ø Internal connection: 28 mm · Flame tube attachment: Plug connection clamped
CHF 139.90
swiing® revival silent blocks Alu Racing | Sachs 503 / 504 / 505 / 535
Manufacturer: swiing® revival parts · Material: Aluminum · Surface: anodized · Nominal diameter inside: 8.5 mm · Ø Bundle: 26 mm · Total length: 13 mm · Ø inside: 8.3 mm · Ø outside: 21.95 mm · Alternative version of the Pony OEM number: A4286 · Alternative version of the Sachs OEM number: 0251 121 000
CHF 23.90
GPO piston 40.94 mm | Sachs 502, 50/2, 50/3, 50/4
Manufacturer: GPO · Ø outside piston (A): 40.94 mm · Compression height (C): 28 mm · Curvature (D): 3.2 mm · Total piston height (E): 49.4 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 41 mm · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.5 mm · Thick piston ring: 1.8 mm · Ø piston pin (B): 12 mm · Weight piston kit: 86 g
CHF 39.90
Not in stock
BAD ASS intake manifold 17 mm SRF short version | Sachs 503 2AL, 2BL
Manufacturer: BAD ASS · Material: Aluminum · Area of application: Tuning · Ø inside: 17 mm · Ø External connection: 23 mm · Hole spacing inlet: 32 mm · Number of fixing points: 3 pcs · Mounting type: Screws · Thread type: M6x1 (standard thread) · Height flange center hole: 45 mm · Total height: 56.5 mm · Total length: 54 mm · Camouflaged: No
CHF 74.90
swiing® ingenious 17 mm SRF carburetor camouflaged | Sachs 503, Puch Velux
Manufacturer: swiing® ingenious parts · Camouflaged: Yes · Component group Carburetor: Carburetor complete · Material: Aluminum · Carburetor type: SRF · Nominal diameter: 17 mm · Total length: 61.5 mm · Mounting type: Plug connection clamped · Ø Inside entrance: 17 mm · Width: 47 mm · Ø Output inside: 17.1 mm · Height: 89 mm · Height: 112 mm · Ø Air filter connection: 23 mm · Ø Internal connection: 23 mm · Ø fuel hose connection: 5 mm · Mixed oil connection: No · Vacuum connection: No · Choke control: Hand choke · Area of application: Tuning · Nozzle thread: M3.5x0.6 (standard thread) · Nozzle block: 2.2 · Nozzle size: 74 · Clamping screw torque (max.): 3 N/m · Clamping screw torque (max.): 4 N/m
CHF 119.90
CHF 99.90
BAD ASS 17 mm intake manifold (short) Bing SRE | Sachs 503 2AL/2BL
Manufacturer: BAD ASS · Material: Aluminum · Area of application: Tuning · Ø inside: 17.8 mm · Ø External connection: 20 mm · Hole spacing inlet: 32 mm · Number of fixing points: 2 pcs · Mounting type: Stud bolt · Height flange center hole: 45 mm · Total height: 55 mm · Total length: 65 mm · Camouflaged: No
CHF 74.90
GPO cylinder gasket set BAD ASS Pandora 41 & 43 mm | Sachs 503, 50/2, 502
Manufacturer: GPO · Material: Oiled paper · Number of components: 2 pcs · Ø cylinder: 41 mm · Ø cylinder: 43 mm · Thickness: 0.3 mm · Thickness: 1 mm · Hole spacing inlet: 32 mm · Hole pattern [mm]: 60 x 40 mm / 37 x 37 mm · Area of application: Tuning
CHF 14.50
AKOA 41 mm cylinder head for decovalve | Sachs 503 2AL, AAL, 2BL, ABL
Manufacturer: AKOA · Material: Aluminum · Ø cylinder: 41 mm · Ø outside: 84 mm · Number of fixing points: 4 pcs · Height: 29 mm · Hole pattern [mm]: 37 x 37 · Candle thread: short · Decompressor: M10x1.5 · Area of application: Tuning
CHF 59.90
AKOA 41 mm cylinder head "Power-Edition" | Sachs 503 2AL, AAL, 2BL, ABL
Manufacturer: AKOA · Material: Aluminum · Ø cylinder: 41 mm · Ø outside: 84 mm · Number of fixing points: 4 pcs · Height: 29 mm · Hole pattern [mm]: 37 x 37 · Candle thread: short · Decompressor: No · Area of application: Tuning
CHF 49.90
Explore categories from Cylinder
Moped fans also bought
BING O-ring Bing SRE & 85, Ø 20 mm
Surface: raw · Manufacturer: BING · Material: Rubber · Number of components: 1 pcs · Color: black · Ø outside: 20 mm · Ø inside: 17.2 mm · Cord thickness: 1.4 mm · Place of use: Carburetor · Area of application: Standard · Pony OEM number: A4281 · Sachs OEM no.: 0250 160 101
CHF 2.90
NSK BO15 shoulder ball bearing 15/40/10 (A4502)
Material: Brass · Manufacturer: NSK · Material: Steel · Bearing type: Shoulder bearing · Stock number: BO15 · Inner ring width: 10 mm · Ball bearing closed: No · Bearing cage: Brass cage ball-guided · Width: 10 mm · Ø inside: 15 mm · Ø outside: 40 mm · Area of application: Standard · Pony OEM number: A4502 · Sachs OEM no.: 0932 007 001
CHF 24.90
swiing® ingenious 15 mm carburetor camouflaged | Sachs 503
Manufacturer: swiing® ingenious parts · Camouflaged: Yes · Component group Carburetor: Carburetor complete · Material: Aluminum · Carburetor type: SRE · Nominal diameter: 15 mm · Total length: 66 mm · Mounting type: Plug connection clamped · Ø Inside entrance: 15 mm · Width: 50 mm · Ø Output inside: 15 mm · Height: 95 mm · Ø Air filter connection: 20 mm · Ø Internal connection: 20 mm · Ø fuel hose connection: 6 mm · Mixed oil connection: No · Vacuum connection: No · Choke control: Hand choke · Area of application: Tuning · Nozzle thread: M3.5x0.6 (standard thread) · Nozzle block: 2.17 · Nozzle size: 62 · Clamping screw torque (max.): 4 N/m
CHF 79.90
Large gasket set with shaft seals Engine | Sachs 503
Material: Aluminum · Material: Copper · Material: Fiber · Material: Sealing carton · Material: Sealing paper · Area of application: Standard · Number of components: 14 pcs · Ø outlet inside: 13.3 mm · Hole pattern [mm]: 60 x 40 · Hole spacing inlet: 32 mm
CHF 39.90
BAD ASS intake manifold 17 mm SRF short version | Sachs 503 2AL, 2BL
Manufacturer: BAD ASS · Material: Aluminum · Area of application: Tuning · Ø inside: 17 mm · Ø External connection: 23 mm · Hole spacing inlet: 32 mm · Number of fixing points: 3 pcs · Mounting type: Screws · Thread type: M6x1 (standard thread) · Height flange center hole: 45 mm · Total height: 56.5 mm · Total length: 54 mm · Camouflaged: No
CHF 74.90
BAD ASS 17 mm intake manifold (short) Bing SRE | Sachs 503 2AL/2BL
Manufacturer: BAD ASS · Material: Aluminum · Area of application: Tuning · Ø inside: 17.8 mm · Ø External connection: 20 mm · Hole spacing inlet: 32 mm · Number of fixing points: 2 pcs · Mounting type: Stud bolt · Height flange center hole: 45 mm · Total height: 55 mm · Total length: 65 mm · Camouflaged: No
CHF 74.90
GPO cylinder gasket set BAD ASS Pandora 41 & 43 mm | Sachs 503, 50/2, 502
Manufacturer: GPO · Material: Oiled paper · Number of components: 2 pcs · Ø cylinder: 41 mm · Ø cylinder: 43 mm · Thickness: 0.3 mm · Thickness: 1 mm · Hole spacing inlet: 32 mm · Hole pattern [mm]: 60 x 40 mm / 37 x 37 mm · Area of application: Tuning
CHF 14.50




















