Impreza L Sport Wagon AWD F4-2.2L SOHC (2001)
Piston Ring: Specifications
Piston Ring Ring Gap
Top Ring
Standard
0.20 - 0.35 mm
Limit
1.0 mm
Second Ring
Standard
0.35 - 0.50 mm
Limit
1.0 mm
Oil Ring
Standard
0.20 - 0.70 mm
Limit
1.5 mm
Clearance Between Piston Ring and Piston Ring Groove
Top Ring
Standard
0.040 - 0.080 mm
Limit
0.15 mm
Second Ring
Standard
0.030 - 0.070 mm
Limit
0.15 mm