That was a good impression. I heard George saying it in my head.

Like Al said..... right up on top of the front cover. Allen head plug on the top...drivers side. ICP and IPR don't mean a hill of beans if the anti drain back valve is stuck open......but that is soooo rare one could just about discount it.

Hard/rough starts that clear up after the first one of the day are almost always oil related, unless the fuel system is losing it's prime.