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Hard to say, spark plugs were covered in gunk when we first got it running. I think the current ones got pretty dirty in the tear down process - they were black.
We tried doing a float test a few weeks ago. Never left the dock, because it started overheating. (We later found out the the...
Finally got around to tearing it down. We also learned it's not the original motor, was repowered sometime in the 80s or 90s.
Discovered milkshake underneath the intake. Suspect the intake gasket went bad and leaked coolant.
Poured gas on both cylinder heads to test for leakage on both...
What do you mean by paying close attention to ignition timing and fuel mixture? Checking plugs to check for lean/rich conditions? Using a timing light to check timing?
Thanks for all the responses everyone.
We only had time to check one of the cylinders with compressed air, so not sure if the other cylinder has intake or exhaust valve issues.
Let's say this is something that would resolve itself by just running the motor in the driveway - how long should we...
Helping a friend with a boat he's inheriting. Boat's a 24' sea ray from the late 70s, has been sitting for 4+ years. After a carb clean and new plugs, we got it fired up the other day. It seems to start and run fine in the driveway.
Today we did a compression test, don't have exact numbers...