Right as per title the motor as bee missfiring for a while then sorted it on sat with a new coil pack been driving it around fine then monday afternoon comes i went out to warm my motor up ! it was fine went back out there missfring again ! swapped the coil packs over ! still the same and by the way is bad when warming up then is better then gets worse so i thought i would do a compression test ! now im worried !can anyone tell me what this result would mean ! piston 1 = 9bar piston 2 = 11bar piston 3 = 9 bar piston 4 = 11 bar piston 5 = 8 bar piston 6 = 8 bar