SSP-G Premium Metal Exhaust Gasket $5.99 Quantity discounts available QuantityPrice SKU: 190-51 Restock: Early April Out of Stock Available for BACKORDER Email When Available - Click Here! Get notified when your part is back in stock. First Name Last Name Email Address (required)Suscribe to marketing emails. Email Me! Quantity -+ Add to Cart Details Specs Bolt Hole Spacing: 49mm Supported Models 40QMB 50cc 2-stroke, 50QMF 90cc/100cc , GY6 QMI/QMJ 152/157, QMB139 50cc/49cc DetailsSpecsSupported Models Back Premium Metal Exhaust Gasket for 50/90cc, 2-stroke Minarelli engines, 150cc GY6 and 50cc QMB139 4-stroke Engines. Back Bolt Hole Spacing: 49mm Back 40QMB 50cc 2-stroke, 50QMF 90cc/100cc , GY6 QMI/QMJ 152/157, QMB139 50cc/49cc