Racing crankshaft with a 46 mm stroke, compatible with your Piaggio Ciao, Si, Bravo, and Boxer moped equipped with a Simonini Racing engine case.
The high-quality workmanship and use of robust materials ensure reliable operation at speeds up to 16,000 rpm. The solid connecting rod is designed for the highest loads, making this racing crankshaft the ideal choice for high-performance racing engines.
Connecting rod eye (A): 16.0 mm
Ø Right-side bearing seat (B): 15.0 mm
Ø Ignition-side bearing seat (C): 15.0 mm
Stroke (2xD): 46.0 mm
Connecting rod length (E): 90.0 mm
Crankpin width (F): 34.0 mm
Outer diameter of crankpin: 74.0 mm
- Shoulder (G): 21.0 mm
- Step (H): 44.0 mm
- Step (I): 63.5 mm
Total length of crankshaft journal, ignition side, without thread (J): 90.0 mm
Ø Vario / clutch journal (H): 12.0 mm
Needle bearing dimensions: Ø 12 / 16 x 12.7 mm (axe 12)
Thread: M8 x 1.25 mm
Notes:
This tuning crankshaft can only be used in conjunction with the Simonini Racing engine case.
No shim is required between the racing crankshaft and its main bearings during installation.
A 6302 bearing (15x42x13 mm) is required in the left bearing seat on the ignition side, and a 6202 ball bearing (15x35x11 mm) is required in the right bearing seat.
You can find the matching ball bearings, the cylinder kit, and the compatible engine case in the accessories section.
A quality product from the Italian manufacturer Simonini.
| Manufacturer | Simonini |
| Area of application | High End |
| Cheek type | Full cheeks |
| Crankshaft stroke | 46 mm |
| Ø coupling pin / vario pin | 12 mm |
| Connecting rod length center-center | 90 mm |
| Total length crankpin ignition side | 90 mm |
| Ø crank webs | 74 mm |
| Ø piston pin (B) | 12 mm |
| Ø Connecting rod eye | 16 mm |
| Bearing seat right | 15 mm |
| Ø Bearing seat (ignition side) | 15 mm |
| Thread type | M8x1.25 (standard thread) |
| Dimension needle bearing | 12 / 16 x 12.7 mm (axe 12) |
| Wide crank webs | 33 mm |
| Length 1st paragraph | 21 mm |
| Length 2nd paragraph | 44 mm |
| Length 3rd paragraph | 63.5 mm |
| Piaggio | Ciao - P , SC , PX , C24 Si Bravo / Super Bravo Boxer Grillo |
Accessories & related products
Simonini 47.6 mm cylinder | Piaggio Ciao, SI, Bravo, Boxer
Manufacturer: Simonini · Material: Aluminum · Surface: sandblasted · Displacement: 100 ccm · Crankshaft stroke: 46 mm · Number of fixing points: 4 pcs · Nominal diameter: 47.6 mm · Ø piston pin (B): 12 mm · Outlet type: slanted · Hole pattern [mm]: 50 x 50 · Camouflaged: No · Area of application: Tuning
EUR 369.10
SKF 6202 C3 ball bearing 15/35/11
Bearing type: Deep groove ball bearing · Stock number: 6202 · Inner ring width: 11 mm · Manufacturer: SKF · Bearing clearance: C3 · Bearing cage: Sheet steel cage ball-guided · Width: 11 mm · Ø inside: 15 mm · Ø outside: 35 mm · Puch OEM number: 900.4.6202
EUR 12.20
SKF 6302 C3 ball bearing 15/42/13 auxiliary shaft | Vespa P200, PX200, Cosa 200, Rally, T5
Bearing type: Deep groove ball bearing · Stock number: 6302 · Inner ring width: 13 mm · Ball bearing closed: No · Manufacturer: SKF · Bearing clearance: C3 · Bearing cage: Sheet steel cage · Groove ring: No · Material: Steel · Ø outside: 42 mm · Ø inside: 15 mm · Width: 13 mm · Piaggio OEM number: 83018R · Piaggio OEM number: 112793 · Piaggio OEM number: 235934 · Piaggio OEM number: 485912
EUR 18.30
Explore categories from Engine block
Moped fans also bought
NGK CR6 Racing ignition cable & plug High End red / 5 kΩ interference suppressed
Manufacturer: NGK · Material: Rubber · Color: red · Ø cable: 7 mm · Cable available: Yes · Resistance: 5000 Ω · Subcategory: Ignition cable · Subcategory: Spark plug connector · Suppressed: Yes · Cable length: 1000 mm
EUR 49.10
GPO air filter foam large (Ø 28 - 55 mm)
Manufacturer: GPO · Color: black · Mounting type: Plug connection clamped · Filter type: Foam · Length rubber part: 10 mm · Ø Internal connection: 28 mm · Ø Internal connection: 35 mm · Ø Internal connection: 42 mm · Ø Internal connection: 45 mm · Ø Internal connection: 50 mm · Length of filter section: 140 mm · Height: 95 mm · Width: 160 mm · Camouflaged: No · Total length: 140 mm · Area of application: Tuning
EUR 47.40
Working late? Evening hours on Thursday until 20:00
