Description Replacement fuel sender for GY6 and QMB139 scooters. Live the good life with a functional gas gauge! For the twist-on ring sender, see 1300-1161. Blue Line Fuel Sending Unit (4 Bolt); GY6, QMB139 Carburetor / Fuel System Other products by BLUE LINE SKU1300-1158 - + Retail Price: $11.00 Your Price: $11.00 In Stock Add to cart Add to wishlist Have a Question about this item? Click here to email us. Also in Category Prima Traveler Saddle Bag (Black); Universal Price: $235.00 QTY: Add To Cart Prima Roll Bag - Large Black Price: $219.00 View Details Prima Rear Basket (Large, w/ Removable Liner); Universal Price: $172.00 QTY: Add To Cart