Seller notes

SoCal Powersports Store Contact Us Add to Favorite Sellers K&L Supply Air Cut Off Valve Set for 1987-1999 Yamaha YFM350FW Big Bear 4x4 ATV Heres an inexpensive kit as an alternative to the costly OEM assemblyTo prevent afterburn generated by a lean fuel mixture when closing the throttle, the cut-off valve temporarily closes the slow-jet air passage, creating an instantly richer mixtureIncluded in these high quality kits are all parts necessary for a complete rebuild. (diaphragm, spring and O-rin...

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