Vauxhall Workshop Service and Repair Manuals

Piston Rings, Remove and Install  

  Remove, Disconnect   

Remove piston with con-rod - see operation "Piston with Con-rod, Remove and Install".   Remove piston rings with piston ring pliers (1).     Clean    Clean piston ring grooves - use ground-down side of old piston ring.     Inspect    Check piston ring gap with feeler gauge by inserting piston ring at narrowest point of the cylinder bore.   Permissible ring gap:     Squared ring (2):   see Technical Data   Tapered ring (3):   see Technical Data   Oil scraper ring (4):   see Technical Data

  Inspect   

Check piston ring vertical play with feeler gauge in piston ring groove.   Permissible vertical play:     Squared ring (1):   see Technical Data   Tapered ring (2):   see Technical Data   Oil scraper ring (3):   see Technical Data       Install, Connect    Insert piston rings with piston ring pliers and identification "TOP" upwards in piston.   Piston ring position - piston rings (I) (squared and tapered ring) offset by 180 ° . Oil scraper rings (II) - displace 25 to 50 mm left and right from gap of the intermediate ring.   Install piston with con-rod - see operation "Piston with Con-rod, Remove and Install".