Century L4-151 2.5L (1989)
Piston Ring: Service and Repair
Fig. 11 Locating Pin Ring Gaps
Install rings on pistons as shown in Fig. 11.
Pistons, pins and rings are available in standard and oversizes.
Buick Workshop Service and Repair Manuals
Cylinder Head Assembly >
< Piston Ring Dimensions|Page 1417
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