Sidekick JS 2D Soft Top 2WD L4-1.6L (1997)
Piston Ring: Specifications
Service Specifications
Service Specifications
Piston Diameter
Standard
74.970 - 74.990 mm
Measured one inch above bottom of piston skirt.
Piston diameter should be measured at a position 26.5 mm
(1.04 in) from piston skirt end in the direction
perpendicular to piston pin.
Oversize: 0.25 mm
75.220 - 75.230 mm
Oversize 0.50 mm
75.470 - 75.480 mm
Piston Clearance
0.02 - 0.04 mm
Measured one inch above bottom of piston skirt. Cylinder
bore diameters used here are measured in thrust direction at
two positions.
Measure cylinder bore diameter and piston diameter to find
their difference which is piston clearance.
Ring Groove Clearance
Top Ring
0.03 - 0.07 mm
Second Ring
0.02 - 0.06 mm
Piston Ring End Gap
Top Ring
Standard
0.2 - 0.35 mm
Limit
0.7 mm
Second Ring
Standard
0.2 mm - 0.35 mm
Limit
0.7 mm
Oil Ring
Standard
0.2 mm - 0.7 mm
Limit
1.7 mm
Piston Pin Clearance In Connecting Rod Small End
Standard
0.003 - 0.016 mm
Limit
0.05 mm
Piston Pin Diameter
18.995 - 19.000 mm
Piston Outer Diameter
Mark 1
74.98 - 74.99 mm
Mark 2
74.97 - 74.98 mm
