Yamaha blaster oil injection pump block off plate YFS 200 This listing is for a oil injection pump block off plate for all years Yamaha blaster. The oil injection pumps are know to fail and when they do it costs you alot of money. This block off plate allows you to keep that from happening. Also by premixing the gas yourself you can better control the mixure for optimal performance. This plate is CNC machined out of billet aluminum and clear chromate plated so it will never corrode. If you are not happy with it you can return it for a full refund. Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.