If he has a brain then bless your heart. Done feeding the trolls. Both you and Corey were talking **** so I know you are trolling.
It hurts to be that dumb doesn't it? Having the SC off makes all the difference. There is no restriction, unrestricted access to the rear plugs (not that it's difficult anyway).
i did a compression check last week on our forklift and it was 180 on 3 cylinders and 120 on one cylinder. Also depending on exactly how the test is preformed leave the throttle closed and you will have lower readings