Vespa PK S 125 [1983-1991] - crankshaft cone 20
Description
POLINI crankshaft cone 20 for Vespa PK S 125
The POLINI FOR RACE crankshaft with cone 20 is intended for the Vespa PK S 125 from the 1983 to 1991 model year range. It was developed to further develop the properties of original spare parts for use in performance-oriented engines.
![Vespa PK S 125 [1983-1991] - crankshaft cone 20 – product view](https://cdn.shopify.com/s/files/1/0871/4616/8646/files/1126055-1_14bc486f-8d45-437f-b78f-7d1d34570baf.jpg?v=1788583762)
Design for resilient engines
The connecting rod is milled from a block, like in racing engines. This design increases their resistance to stress and supports use in engines with higher demands on the components. According to the product description, the crankshaft is suitable for both original and modified engines.
Optimized crank drive
- Cone 20 for the suitable version of the Vespa PK S 125
- Connecting rod milled from a block to increase load capacity
- Revised intake tract adjustment to improve engine performance
- Optimized crankshaft design to reduce vibration
Vehicle assignment
The crankshaft is assigned to the Vespa PK S 125, built between 1983 and 1991. Before ordering, check whether the version with cone 20 fits your existing engine structure.
Technical note
The POLINI FOR RACE crankshaft combines a connecting rod design designed for load-bearing capacity with a revised intake tract and a design optimized for reduced vibrations. This means it is designed for use in original and modified engines.
![Vespa PK S 125 [1983-1991] - crankshaft cone 20 - detailed view](https://cdn.shopify.com/s/files/1/0871/4616/8646/files/1126055-2_a490d448-7ed5-4497-83d7-37d5af6ea695.jpg?v=1788583762)