Crankshaft full circle C54,5 B105 Vespa PK S/XL FL VMC

Crankshaft full circle C54.5 B105 Vespa PK S/XL FL VMC.

VMC brings us a crankshaft with high performance at a very attractive price. Even if your engine is not a long-stroke, installing it is a very interesting operation to increase the displacement of your engine.

• Stroke: 54.5
• CNC Connecting rod: 105mm
• Taper: 20
• Blade: 87mm
• Cage: IKO

It is essential to acquire the IR track to supplement the crankpin on the flywheel side, otherwise you will not be able to install the typical needle bearing.

To be able to install it in a Piaggio crankcase, it is necessary to machine the crankshaft housing on the flywheel side to 88mm.

Suitable for:

• Vespa PK S
• Vespa PK XL
• Vespa FL

Attention! It is necessary to carry out balancing checks before installing in the engine, since manufacturers deny warranty for any balancing fault found after installation.