REPLACING PISTON RINGS OF ONE PISTON
- Piston Removed -
Measure side clearance¹) of piston rings.


Siehe auch ¹) See Specifications
73311104 - click to zoom
 
Remove piston rings and check end clearance¹).


Siehe auch ¹) See Specifications
63011189 - click to zoom
 
Installation: Install piston rings, that the inscription
"TOP" faces piston crown.
1 Plain compression ring
2 Taper face ring
3 Bevelled ring
4 Bevelled ring with rubber lined spring for
BMW 633 CSi
In the service sector the ring (4) could be used
instead of ring (3) in BMW 630 cars with 89 mm
(3.504´´´) dia. cylinder bores.

73011217 - click to zoom
 
Vehicles after change point in 1982
REPLACING PISTON RINGS OF
ONE PISTON
- PISTON REMOVED -
Measure side clearance* of piston rings.


Siehe auch * See Specifications
2811067 - click to zoom
 
Remove piston rings and measure end clearance*.


Siehe auch * See Specifiactions
2811521 - click to zoom
 
Installation:
Install piston rings that word "TOP" faces piston crown.
1 Plain compression ring
2 Tapered face ring
3 Oil scraper ring

2811136 - click to zoom