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1DZ Crankshaft
1DZ Crankshaft
1DZ Crankshaft
1DZ Crankshaft
  1. 1DZ Crankshaft
  2. 1DZ Crankshaft
  3. 1DZ Crankshaft
  4. 1DZ Crankshaft

Crankshaft 13411-78201-71 for Toyota 5-8FD (1DZ/1DZ-II/1DZ-2) and TCM Forklifts (6-7F)

The Toyota 1DZ engine crankshaft is a heavy-duty cast component featuring a five-main-journal design, engineered for optimal fatigue strength. Its specifications include a stroke of 99.90 mm, a main journal diameter of 65.00 mm, and a connecting rod journal diameter of 50.50 mm.

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Description

Key Dimensions and Tolerances
Main journal diameter (standard): 57.000 mm (some aftermarket specifications list 65.00 mm)
Connecting rod journal diameter (standard): 50.800 mm (some aftermarket specifications list 50.50 mm)
Rear oil seal diameter: 95.00 mm
Stroke: 99.90 mm

Bearing Oil Film Clearance and Limits
Main bearing oil film clearance: 0.020–0.044 mm (service limit: >0.090 mm); connecting rod bearing oil film clearance: 0.018–0.040 mm (service limit: >0.085 mm). Undersize options: -0.25 mm undersize specifications are available for both main journals and connecting rod journals.

Installation torque specifications—main bearing cap bolts: 78–88 Nm;
connecting rod bolts: 54–64 Nm.

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