Cub Cadet Challenger 500, Service Manual

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700 UV Engine Specifications
2-7
Item Metric Standard Service Wear Limit
Piston:
0.050 - 0.070 mm (0.0020 - 0.0028 in) 0.15 mm (0.0059 in)
Piston to Cylinder
Clearance
Piston size “D” 99.945 - 99.995 mm (3.9348 - 3.936 in)
Measuring point “H”
2.5 mm (0.10 in)
Piston off-set
1.0 mm (0.0394 in)
Off-set direction
Intake side
Piston pin bore
inside diameter
22.004 - 22.015 mm (0.8663 ~ 0.8667 in) 22.045 mm(0.8679 in)
Piston pin outside
diameter
21.991 - 22.000 mm(0.8658 ~ 0.8661 in) 21.971 mm(0.8650 in)
Piston Rings:
Type Barrel
0.70 mm (0.0276 in)
Top Ring
Dimensions (B×T) 1.2 ×3.8 mm (0.0472 × 0.1496 in)
End gap (installed)
0.30 - 0.45 mm (0.0118 - 0.0177 in)
Side clearance
(installed) 0.04 - 0.08 mm (0.0016 - 0.0031 in) 0.13 mm (0.0051 in)