Is this better for my digestion?
Oatmeal has soluble fibreSo, basically what is going to happen is it is going to absorb and expand during digestionCooking oatmeal is just speeding up the processEither way it is going to absorb waterOatmeal is good for you! Consume it however you'd likeCooking it will not effect nutritional quality.
What brand of spark plug are you replacing it with? There vehicles doesn't like after market plugs (even Autolite)I would pull all the spark plugs out and replace it with original Motorcraft plugsThey are about $5 each at Auto ZoneYou will see from night to day with these plugs.
might be a nick in your camshaft.