okay so i have a em1 i recently purchased , did a compression check and got #1 190 #2 180 #3 180 #4 140 ...i did not do a leak down test yet and the car does not smoke or burn oil.Also the car has a mis in cyl 4 also needs new wires i believe and injector ...so any idea im thinhking it might be the ring land is ****ed and scared up the cyl walls and **** and i need a bore and hone now ? but id like some opinions too thx

 

Do a wet and dry test to get a better idea of where your problem lies before ripping the motor apart

If a wet test yields significantly higher results problem lies in the bottom end if not any significant effect top end issue

 

what do u mean by wet and dry test exactly ??