Walbro WT- 257
Walbro WT-257 high-performance butterfly carburetor. 2 jets
(independent high and low), 15.88mm bore, 12.7mm venturi. Internally metered for higher fuel flow than the WT-603 / WT-668 / WT-643/4/5. Features single fuel fitting (no primer bulb and no return fitting).
Stock $55.00
Mod $80.00