Cub Cadet Challenger Series Service Manual page 49

Item
2nd ring:
Dimensions (B ×T)
End gap (installed)
Side clearance
Oil ring:
Dimensions (B×T)
End gap (installed)
Side clearance
Crankshaft:
Crank width "A"
Run out limit C1, C2
Big end side clearance "D"
Big end radial clearance "E"
750 UV Engine Specifications
Metric
Type: Taper
4.0×1.2mm
0.30 - 0.45mm (0.0118 -0.0177in
0.03 - 0.07mm (0.0012 - 0.0028in)
3.4×2.5mm
0.20 - 0.70 mm (0.0079 - 0.0276in)
0.06 - 0.15 mm (0.0024 - 0.0059in)
74.95- 75.00mm (2.9508-2.9528in)
0.35-0.65mm
0.010 - 0.025mm(0.0004-0.0010in)
Standard
(0.1575X0.0472in)
(0.1339×0.0984in)
(0.0138-0.0256in)
2-8
Service Wear Limit
0.80 mm (0.0315 in)
)
0.13 mm (0.0051 in)
0.03 mm (0.0012 in)
1.0 mm (0.0394 in)