Universal Parts 50cc, 2-Stroke Head Gasket $3.99 Quantity discounts available QuantityPrice SKU: 161-50 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 Inner Diameter: 42mm Bolt Hole Spacing (diagonal): 70mm Supported Models 40QMB 50cc 2-stroke DetailsSpecsSupported Models Back Universal Parts Cylinder Head Gasket for 50cc 2-stroke Minarelli 1PE40QMB Jog engines Back Inner Diameter: 42mmBolt Hole Spacing (diagonal): 70mm Back 40QMB 50cc 2-stroke