corsa c 1.2 i changed the oil seals recently thinking they was worn due to smoking exhaust and burning oil but after a few days theres no change but in the back of my mind im thinking did i fit them seals properly i tapped them down wth a socket as you do any way dne compression test dry100psi wet 150psi im looking in to the piston rings im sure no4 cylinder rings are damaged i got black plug rest are good any advice thanks

s, January 2011

check for scoring on inside of barrel if not just change piston and rings if scored will need rebore and 4 pistons and rings

here to help, January 2011