SKU CYL-BGM-CRK-57 Categories ,
SKU CYL-BGM-CRK-57 Categories ,

BGM 57mm Stroker Crankshaft

674.95

Unlock serious power with this BGM 57mm Stroker Crankshaft, professionally converted from a standard 55mm stroke. This crankshaft has been completely disassembled and rebuilt with a precision 2mm offset crank pin, extending the stroke to 57mm for increased displacement and performance.

These stroker crankshafts are built on demand and require approximately 4 weeks for production and assembly.

Product description

Product Colors:
Blanco

Includes:

  • 1x Crank
  • 1x Small End Bearing

Fits:

  • Piaggio Maxi 125/180cc AC/LC
  • Piaggio Typhoon
  • Piaggio SKR
  • Piaggio Skipper
  • Piaggio Hexagon
  • Aprilia SR
  • Italjet Dragster
  • Gilera Runner

A longer stroke means a wider powerband, more torque, and stronger top-end power. Ideal for performance builds looking to push the limits – for example, when paired with a 65mm bore (e.g. Malossi), this setup delivers an impressive 189.14cc.

  • Highlights:

    • Modified 55mm crank with 2mm offset pin

    • Increased stroke: 57mm

    • Rebalanced weights for smoother operation

    • Stronger torque and extended powerband

    • Built for durability and precision

    • Perfect for high-performance 2-stroke setups

Note:
This is a custom-built stroker crank. Crankcase machining (clearancing) is required to fit the longer stroke. Professional installation and setup are strongly recommended for optimal performance and reliability.

Specification

Unleash the Ultimate Ride 🚀

Experience performance like never before. At WJ Tuning, every product is meticulously engineered to unlock your motor’s full potential. Our tuning solutions blend innovation with passion, ensuring that every detail enhances your ride’s power and style. Let this stunning motor serve as a reminder that excellence is built on precision and pure thrill.

Related products

Shim Rings Piaggio Maxi 125/180

4.95

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    Subtotaal 171.78
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    Totaal 178.73 (inclusief 31.02 VAT)