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#P5980
Polini twin layer universal air filter sheet. Designed to be cut out to your specification.
These Polini filters are made up from two sponge layers:, the blue finer layer has a porosity of 60PP and the black layer has a porosity of 30PP. Also the external of surface is waved which offers a greater entrance of air flow and helps to retain more dirt particles.
You may need to adjust the main jetting.
Sold as a 300 x 400mm or 200 x 290mm sheets.
Polini 203.0145, 203.0157
