This is what I got for compression test (you can click the image to make it bigger). Should I run the engine until the alarm goes on and then check compression? Or should I skip that part to prevent any further damage to the engine?
1990 40 HP Johnson outboard with oil injection
I'll post a video. I had not taken the boat out in a year and a half and decided I would put some plugs, change the oil out from the stuff the boat had in the reservoir when I bought it to the synthetic XD50 (it was blue verse the red stuff I had...