Polini Air Filter Big Evolution Black (35-55mm)

The Polini Big Evo 35–55mm air filter is designed for high-performance setups requiring maximum airflow.

Thanks to its large filter element and racing design, it significantly improves airflow to the carburetor, allowing for better engine response and increased performance at high RPMs.

Compatible with several carburetor inlet diameters thanks to its 35 to 55mm adapter, this filter is ideal for setups equipped with PWK, VHST, PWK Racing, and other performance carburetors.

Features:

• Brand: Polini
• Model: Big Evo
• Compatible diameter: 35mm to 55mm
• Type: Performance/racing air filter
• High airflow
• High-quality construction
• Universal installation depending on carburetor diameter

Adapters included:

• 28mm
• 35mm
• 42mm
• 46mm
• 50mm
• 55mm

Recommended maintenance:

To ensure optimal filtration and prolong the life of the air filter, we strongly recommend using a cleaner and UNI filter oil.

• better impurity filtration
• optimal airflow
• better engine protection
• consistent performance

This design allows for extended compatibility with PWK, PHBG, VHST, OKO, Keihin carburetors and several other popular models.