SIP PREMIUM 97795 crankshaft 60mm stroke 110mm rod copper bushing

The SIP PREMIUM 97795 - 77981 crankshaft is specifically designed to ensure optimal performance on the Vespa 160 GS 1, VSB1M (frame number up to 0036097). With a direct intake and a full shoulder, this crankshaft offers a stroke of 60.0 mm and a connecting rod of 110.0 mm, ensuring a responsive throttle and smooth power delivery.

Equipped with a connecting rod bushing and a 15 mm piston pin, the design also includes fine balancing, which helps reduce vibrations and improve engine stability. The included bronze bushing provides greater durability and wear resistance, making this crankshaft an excellent choice for those looking to optimize their Vespa's performance. With this component, every ride becomes a more engaging and satisfying driving experience.