Racing cylinder of the Athena brand for Sachs 504 (with adaptations), 505 & 508 engines, which were installed on Hercules Prima M, 2, 3, 4, 5 and Optima mopeds / mopeds, among others.
Thanks to the large intake, overflow and exhaust, this tuning cylinder provides a considerable increase in performance.
Technical data cylinder:
- Ø internal intake manifold: 15 mm
- Connection diameter of intake manifold: 20 mm
- Ø inside exhaust flange: 20 mm
- Ø connection exhaust flange: 25.7 mm
- Distance stud bolt exhaust flange: 50 mm
- Ø Thread exhaust flange: M8
- Ø Cylinder neck: 51.6 mm
- Stroke: 44 mm
- Bore: 38.0 mm
- Thread for decompressor: M10 x 1.5 mm
The intake manifold and exhaust flange are included in the scope of delivery
Details
| Nominal diameter | 38 mm |
| Manufacturer | Athena |
| Material | Aluminum |
| Surface | sandblasted |
| Displacement | 50 ccm |
| Crankshaft stroke | 44 mm |
| Area of application | Tuning |
| Ø cylinder neck | 51.7 mm |
| Ø outlet inside | 28 mm |
| Hole spacing inlet | 31.5 mm |
| Inlet window | 23.4 x 13 |
| Ø piston pin (B) | 12 mm |
| Hole pattern [mm] | 56 (61) x 56 |
| Thread inlet | M6x1 (standard thread) |
| Hole spacing outlet | 50 mm |
| Outlet type | straight, clamped |
| Number of fixing points | 4 pcs |
| Thread outlet | M8x1.25 (standard thread) |
| Decompressor | M10x1.5 |
| Camouflaged | No |
Suitable for the following models
| Sachs | 505 (mit Tretwelle) - 1A (AT), 2 A (HG) 508 |
| Hercules | Prima - 2, 3, 4, 5, Optima |
Accessories & related products
Athena 38 mm cylinder kit without mounting parts | Sachs (504), 505, 508
Manufacturer: Athena · Area of application: Tuning · Material: Aluminum · Surface: sandblasted · Crankshaft stroke: 44 mm · Displacement: 50 ccm · Hole spacing inlet: 32 mm · Ø cylinder neck: 51.7 mm · Nominal diameter: 38 mm · Ø outlet inside: 28.3 mm · Number of fixing points: 4 pcs · Ø piston pin (B): 12 mm · Inlet window: 23.6 x 12.8 / 16.5 · Thread inlet: M6x1 (standard thread) · Hole spacing outlet: 50 mm · Hole pattern [mm]: 56/61 x 56 · Outlet type: straight · Thread outlet: M8x1.25 (standard thread) · Decompressor: M10x1.5 · Camouflaged: No
328,80 EUR
Athena piston 38 mm #A | Sachs 504, 505
Manufacturer: Athena · Ø outside piston (A): 37.94 mm · Compression height (C): 29.25 mm · Curvature (D): 1.85 mm · Total piston height (E): 52.14 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 38 mm · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Ø piston pin (B): 12 mm · Piston ring height: 1.5 mm · Tolerance group: A · Piston weight: 79 g
82,40 EUR
NGK B7ES spark plug long thread
Manufacturer: NGK · Candle designation: B7ES · Candle thread type: long · Spark plug socket: M4 · Spark plug socket: SAE · Suppressed: No · Width across flats SW: 21 mm · Thread type: MF14x1.25 (fine pitch thread) · Area of application: Performance · Area of application: Racing · Area of application: Tuning
7,65 EUR
Meteor piston ring 38 x 1.5 (IS) | Sachs 503 AB, AC
Manufacturer: Meteor · Nominal diameter: 38 mm · Thick piston ring: 1.6 mm · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Height: 1.5 mm · Area of application: Original · Pony OEM number: A1101 · Sachs OEM no.: 0215 100 100
11,70 EUR
NGK BR7EIX Spark plug long thread interference-suppressed Iridium
Manufacturer: NGK · Candle designation: BR7EIX · Area of application: High End · Area of application: MX · Area of application: Racing · Area of application: Tuning · Candle thread type: long · Thread type: MF14x1.25 (fine pitch thread) · Spark plug socket: M4 · Spark plug socket: SAE · Electrode material: Iridium · Suppressed: Yes · Width across flats SW: 21 mm
31,70 EUR
Not in stock
Moped fans like you also bought:
Polini 43.5 mm cylinder kit reed | Puch
Manufacturer: Polini · Area of application: Racing · Area of application: Tuning · Material: Aluminum · Surface: nikasil-coated · Crankshaft stroke: 43 mm · Displacement: 65 ccm · Hole spacing inlet: 32 mm · Hole spacing inlet: 39 mm · Ø cylinder neck: 48 mm · Nominal diameter: 43.5 mm · Ø outlet inside: 22 mm · Number of fixing points: 4 pcs · Ø piston pin (B): 12 mm · Inlet window: 26 x 21 · Thread inlet: M5x0.8 (standard thread) · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 x 44 · Outlet type: straight · Thread outlet: M6x1 (standard thread) · Camouflaged: No
353,60 EUR
GPO headlight angular chrome / black without switch
Manufacturer: GPO · Tension: 6 V · Tension: 12 V · Bulb holder: BA15d · Housing material: Plastic · Surface: chrome-plated · Surface: raw · Switch included: No · Color: Chrome · Lens material: Plastic · Color: black · Color: transparent · Thread size: M6 · Width: 120 mm · Height: 86 mm · Number of fixing points: 2 pcs · Speedometer recording: 48 mm · Battery operated: No · Test mark: none · Mounting type: screw in (thread) · Area of application: Standard · Depth: 140 mm
23,50 EUR
Oil filler plug with sealing ring | Puch Maxi
Drive: Slot · Material: Steel · Thread type: M10x1.5 (standard thread) · Surface: galvanized (blue) · Number of components: 2 pcs · Screw head: Lens head · Total length: 14.6 mm · Ø External head: 14 mm · Thread length: 6 mm · Puch OEM number: 364.1.10.660.1
4,15 EUR
swiing® revival M8x12 oil drain plug & copper ring | Puch E50, Z50
Width across flats Screw: 13 mm · Manufacturer: swiing® revival parts · Material: Copper · Material: Steel · Surface: galvanized (blue) · Screw head: Hexagon · Drive: External hexagon · Drive: Slot · Color: silver · Thread type: M8x1.25 (standard thread) · Total length: 18 mm · Thread length: 12 mm · Puch OEM number: 901.1053
4,15 EUR
Starter cable Ø 1.5 mm x 160 cm | Puch Maxi
Ø nipple: 8 mm · Nipple length: 12 mm · Manufacturer: Made in Germany · Material: Steel · Surface: galvanized (blue) · Ø Stranded wire: 1.5 mm · Nipple shape: Barrel (transverse) · Cable length: 1600 mm · Number of components: 1 pcs · Area of application: Standard
3,30 EUR
Magura gas cable clamp / deco cable clamp Ø 5 x 6 mm
Drive: Slot · Manufacturer: Magura · Material: Brass · Material: Steel · Thread type: M4x0.7 (standard thread) · Surface: nickel-plated · Number of components: 2 pcs · Ø Cable bushing: 1.6 mm · Screw head: Lens head · Total length: 6 mm · Thread length: 4 mm · Ø outside: 5 mm
2,35 EUR
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 · Gearbox type: Manual gearshift · Area of application: Gearbox lubrication with clutch
11,70 EUR
26,00 EUR/l
NGK B7ES spark plug long thread
Manufacturer: NGK · Candle designation: B7ES · Candle thread type: long · Spark plug socket: M4 · Spark plug socket: SAE · Suppressed: No · Width across flats SW: 21 mm · Thread type: MF14x1.25 (fine pitch thread) · Area of application: Performance · Area of application: Racing · Area of application: Tuning
7,65 EUR
Collection only possible with online purchase and appointment.
