Universal Parts Valve Keepers $1.49 Quantity discounts available QuantityPrice SKU: 151-111 This item is IN STOCKCurrent Stock: 75 Quantity -+ Add to Cart Details Specs Supported Models QMB139 50cc/49cc , Various unlisted makes/models DetailsSpecsSupported Models Back Universal Parts Valve Keepers for 50cc 4-stroke QMB139 engines. Back Back QMB139 50cc/49cc , Various unlisted makes/models