![engine case Polini Evolution black matte for Aprilia SR 50 LC 94-96 (Minarelli engine horizontal) [ZD4LC]](images/mittel/170_0305.jpg "engine case Polini Evolution black matte for Aprilia SR 50 LC 94-96 (Minarelli engine horizontal) [ZD4LC]")
Polini Evolution variator cover for Minarelli - long
Polini Evolution variator cover for scooters with Minarelli horizontal engine with long crankcase.
The special features of the Evolution Vario cover are, on the one hand, the built-in ball bearing for the primary gear shaft and, on the other hand, the additional air supply to the variator including the air filter insert.
Two special nuts with different threads are included in the scope of delivery for the ball bearing.
Polini Evolution variator cover for scooters with Minarelli horizontal engine with long crankcase.
The special features of the Evolution Vario cover are, on the one hand, the built-in ball bearing for the primary gear shaft and, on the other hand, the additional air supply to the variator including the air filter insert.
Two special nuts with different threads are included in the scope of delivery for the ball bearing.
![[20 - 37 - 09] ball bearing 6904.2RS](https://www.racingplanetusa.com/images/gross/kugellager_2rsh_neutral_shop.jpg?language=en&shop_ID=1 "[20 - 37 - 09] ball bearing 6904.2RS"){kind=small}
