Pre-Mix, no problem! Our Sea-Doo oil injector block-off plate, allows you to run any gas/oil ratio you desire. Current Order Qty Description Price No Items Ordered Product Description Price Quantity YAM. GP 1200R/XLT 1200 OIL INJECTION BLOCK-OFF PLATE $18.49   Product Description Price Quantity S-D 800 OIL INJECTION BLOCK-OFF PLATE $18.49