Crankshaft "Mower Evo" Vespa small frame Fabbri Racing

Crankshaft "Mower Evo" Vespa small frame Fabbri Racing.

The Italian manufacturer Fabbri Racing presents this round-type crankshaft, designed for engines of up to 25 hp and for both direct intake and crankcase intake by reeds.

The crank pin on the flywheel side is Ø20 mm; to install it in a PK XL-type crankcase, you will need to purchase the spacer race 821502028022

Specifications:

• Stroke: 51
• Connecting rod: 97mm
• Cone: 20
• Wrist pin: 15mm
• Flywheel-side thread: Ø12
• Clutch-side thread: 14x1.25
• Web: 83mm

Attention! Balancing checks must be carried out before installing it in the engine, since manufacturers deny warranty for any balancing fault detected after installation.