It’s actually really amazing to me . . . Just *HOW Many* vehicles were produced - -
for so many years - - without ANY type of oil filtration *AT ALL* .
Barely even a screen , *if that*
Good question.
Was it really that good - -
& then pleated cellulose filters got “cheaper & cheaper” over time?!??
Or was it 90% efficient at 35 µm ?!?!?
Your outboard oil will be fine
Talk to the professional lawn care guys, the ones that need to protect their OPE to make a living with
Most of them will tell you to run 32:1 fuel mix, none of them run 50:1
It is not required in my county.
The exhaust “smells normal” for a vehicle that has a “Normally functioning” catalytic converter
Another anecdotal observation…
It still has the original oxygen sensor!
If there was any fouling occurring in the exhaust system, I would honestly predict that...
To be honest……
A few unburned hydrocarbons really don’t damage the environment much at all
But all the unnecessary emissions controls on modern vehicles add tons and tons and TONS of extra carbon dioxide to the atmosphere,
just to chase down a few hydrocarbons and oxides of nitrogen...
I Purchased my 2013 Kia Optima in 2019 with 18,000 original miles. I was aware that GDI could cause cylinder wall washing issues, so I’ve been using Walmart TCW-3 2-stroke oil in the fuel tank since pretty much day one. I refill the little 2.8-3.0 ounce “one shot” 2-stroke bottles and keep them...