Piston Ring - End Gap Specification Revision
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Number: 91-289-6A
Section: 6A
Date: APRIL 1991
Corporate Bulletin No.: 136115
Subject:
PISTON RING END GAP SPECIFICATIONS
Model and Year:
1989-91 GEO METRO
SERVICE UPDATE
Figure 1 in this bulletin replaces Figure 112 in 1989/1990 GEO Metro Service Manual (ST370-89/ST370-90), or Figure 110 in the 1991 GEO Metro Service Manual (ST370-91). A discrepancy exists in the metric-to-English conversions. Use Figure 1 in this bulletin when performing piston ring end gap measurements.