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Removing oil injection from 1991 150 yamaha

jwells

New member
" The transfer pump on my 1991

" The transfer pump on my 1991 150 yamaha has died. There also may be another transfer problem. Before I start replacing parts, would it be better to disable the precision blend system and pre-mix? What is the procedure to do this and can you reconnect the system later?

Thanks in advance

James "
 
The yamaha engines had a very

The yamaha engines had a very reliable oil injection set up. If you can isolate the problem and repair it that is what id be doing. You can disconnect it and pre mix and still reconnect later if thats what you choose to do.
 
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