Exhaust Mounting Kit Yasuni R4 Minarelli AM6

YASUNI R4

The Spanish brand was originally known in MotoGP, when two-strokes dominated the discipline, but has also established an excellent reputation with high-quality exhaustss for 50cc motorcycles / supermotos, including the Yasuni R1.

PERFORMANCE YASUNI R4

This exhaust offers excellent performance even at medium RPM and remains consistently powerful up to very high engine speeds. The Yasuni R4 is the perfect fit for all high-end racing cylinders with a displacement of 84 to 94 cc.

Due to the large volume, it is recommended to install it in combination with a carburetor with a large diameter, such as a PWK 30, a large-volume tuning reed valve and a reinforced clutch to prevent the clutch from slipping.

Rule of thumb: The more power and displacement, the higher the number of the Yasuni R exhaust: Yasuni R1, R2, R3, R4...