Full cheek crankshaft suitable for Sachs 50/3 and 50/4 3 and 4-speed LKH engines
High-quality and precisely fitting racing crankshaft, which has proven itself in various load tests up to 19,000 rpm.
The large balancing holes in the cheeks have been sealed with aluminum inserts for maximum pre-compression.
Dimensions of the crankshaft:
- Total length of clutch-side crankpin: 43.2 mm
- Total length of clutch-side crankpin: 69.7 mm
- Length of 1st shoulder (clutch-side): 21 mm
- Length 2nd shoulder (clutch side) 13.7 mm
- Ø 1st shoulder (clutch side): 17 mm
- Ø 2nd heel (clutch side): 12 mm
- Thread (coupling side): MF10x1 mm
- Length of shoulder (on coupling side): 29.6 mm
- Ø shoulder (on end face): 17 mm
- Thread (on end face): MF10x1 mm
- Ø crank webs: 85 mm
- Width crank webs: 29.9 mm
- Ø connecting rod eye top: 16 mm
- Ø connecting rod pin bottom: 16 mm
- Length of connecting rod (center-to-center): 85 mm
- Stroke: 42 mm
- Weight (incl. connecting rod): 1024 grams
- Dimension needle bearing: Ø 12 / 16 x 15.8 mm (axe 12)
Note: Difference to the Sachs 50/2 crankshaft: the diameter of the cheek journals is larger (L17 bearings must be used).
Quality product from the Portuguese manufacturer Rito.
Details
| Dimension needle bearing | 12 / 16 x 15.8 mm (axe 12) |
| Manufacturer | Rito |
| Area of application | Racing, High End |
| Material | Steel |
| Cheek type | Full cheeks |
| Crankshaft stroke | 42 mm |
| Connecting rod length center-center | 85 mm |
| Total length of crankpin on clutch side | 43 mm |
| Number of gears | 3 pcs, 4 pcs |
| Total length crankpin ignition side | 70.6 mm |
| Ø crank webs | 85 mm |
| Ø piston pin (B) | 12 mm |
| Thread length | 8 mm, 12 mm |
| Ø Connecting rod eye | 16 mm |
| Ø Bearing seat (clutch side) | 17 mm |
| Thread type | MF10x1 (fine pitch thread) |
| Ø Bearing seat (ignition side) | 17 mm |
| Wide crank webs | 29.9 mm |
| Length 1st paragraph | 21 mm |
| Length 2nd paragraph | 13.7 mm |
| Ø 1st step (on the coupling side) | 17 mm |
| Ø 2nd shoulder (on the clutch side) | 12 mm |
| Length of shoulder (ignition side) | 29.6 mm |
| Weight | 1024 g |
Suitable for the following models
| Sachs | 50/3 50/4 - MLFB (2.6 PS), LKH (4.5 PS) |
Accessories & related products
swiing® ingenious puller L17 / BO15 / E15 shoulder bearing
Width across flats (trigger): 8 mm · Width across flats (trigger): 19 mm · Span: 24 mm · Manufacturer: swiing® ingenious parts · Clamping depth: 10 mm · Peel-off tray: BO15 · Peel-off tray: E15 · Peel-off tray: L17 · Diameter: 24 mm · Diameter: 40.3 mm · Surface: galvanized (blue) · Number of components: 1 pcs · Total length: 120 mm · Thread type: M6x1 (standard thread) · Thread type: M8x1.25 (standard thread) · Area of application: (Dis)assembly tool
50,30 EUR
Moped fans like you also bought:
NSK L17 shoulder ball bearing
Bearing type: Shoulder bearing · Stock number: L17 · Ø inside: 17 mm · Ø outside: 40 mm · Width: 10 mm · Inner ring width: 10 mm · Manufacturer: NSK · Ball bearing closed: No · Bearing clearance: CN (standard) · Bearing cage: Brass cage ball-guided · Material: Brass · Material: Steel · Surface: blank / oiled · Area of application: Standard
22,30 EUR
Oil seal NBR 17/30/7 B DUO crankshaft | Sachs 50/3, 50/4
Place of use: Crankshaft · Temperature resistance (min.): -30 - 100 °C · Simmering type: B DUO - With sheet metal outer casing / two sealing lips. · Ø inside: 17 mm · Ø outside: 30 mm · Width: 7 mm · Manufacturer: Sachs · Material: NBR
6,75 EUR
Shaft seal set 3 & 4-speed kickstarter | Sachs
Ø outside: 16 mm · Ø outside: 19 mm · Ø outside: 24 mm · Ø outside: 30 mm · Ø outside: 31.5 mm · Width: 2.5 mm · Width: 3.5 mm · Width: 4 mm · Width: 4.5 mm · Width: 7 mm · Ø inside: 10 mm · Ø inside: 13.8 mm · Ø inside: 14.96 mm · Ø inside: 15 mm · Ø inside: 17 mm
37,70 EUR
swiing® revival gasket 0.4 mm gearbox cover | Sachs 502, 50/2, 50/3, 50/4 (A1827)
Manufacturer: swiing® revival parts · Material: Sealing paper · Number of components: 1 pcs · Color: sand-colored · Total length: 210 mm · Width: 130 mm · Thickness: 0.4 mm · Number of fixing points: 5 pcs · Pony OEM number: A1827 · Sachs OEM no.: 0250 087 100
6,75 EUR
swiing® revival engine seal | Sachs 502, 50/2, 50/3, 50/4 (A1828)
Manufacturer: swiing® revival parts · Material: Sealing paper · Color: sand-colored · Number of components: 1 pcs · Total length: 250 mm · Width: 170 mm · Thickness: 0.4 mm · Ø inside: 86 mm · Number of fixing points: 16 pcs · Pony OEM number: A1828 · Sachs OEM no.: 0250 088 100
6,75 EUR
swiing® revival clutch plates (2 pcs.) | Sachs 50/2, 503 2AL/2BL (A3887)
Manufacturer: swiing® revival parts · Material: Composite materials · Material: Steel · Recording type: Interlocking · Number of slats: 2 pcs · Ø outside: 93.7 mm · Ø inside: 29.7 mm · Ø inside: 36 mm · Thickness: 3.3 mm · Area of application: Standard · Pony OEM number: A3887 · Sachs OEM no.: 0659 010 006
30,10 EUR
GPO piston 40.94 mm | Sachs 502, 50/2, 50/3, 50/4
Nominal diameter: 41 mm · 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 · 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 · Piston weight: 86 g
45,70 EUR
swiing® revival ball bearing countershaft | Sachs 50/2, 50/3, 50/4, 503 2AL/2BL (A2531)
Bearing cage: "-" Sheet steel cage ball-guided · Inner ring width: 25.6 mm · Manufacturer: swiing® revival parts · Bearing clearance: CN (standard) · Material: Steel · Stock number: E15 · Bearing type: Deep groove ball bearing · Thread type: MF20.8x1 LH (fine/left-hand thread) · Ø outside: 35 mm · Width: 8 mm · Ø inside: 15 mm · Area of application: High End · Area of application: Standard · Pony OEM number: A2531 · Sachs OEM no.: 0286 079 105
57,10 EUR
Collection only possible with online purchase and appointment.
