2000 johnson 70hp oil injection test?

robaloroger

Petty Officer 2nd Class
Joined
Feb 16, 2010
Messages
123
how can you test to make sure the oil injection is working properly.. it is a 2 stroke..I just bought the boat and would like to make sure before I run it..
Thanks
 

wilde1j

Vice Admiral
Joined
Apr 15, 2002
Messages
5,964
Re: 2000 johnson 70hp oil injection test?

Add the appropriate amount of oil to the fuel tank to give 50:1.

Put a mark on the oil tank at the current oil level. Run motor at speed for several hours and note new oil level, then refill to mark with a known oil quantity and see if it's reasonable for the running time/fuel used.
 
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