Walbro / Zenoah In-Tank Felt Clunk Fuel Filter $5.49 Quantity discounts available QuantityPrice Quantity: -+ SKU: JJ509 ABOUT THIS PRODUCT:Walbro / Zenoah In-Tank Felt Clunk Fuel FilterAboutAboutWalbro / Zenoah clunk style in-tank fuel filter. Fits all 1/8" size fuel lines. Zenoah part # 5500-85400. Walbro part 125-527