Crankshaft, Engine
Main Bearing Journal Diameter | Standard | 3.1228 - 3.1236 Inch (in) |
0.010 Undersize | 3.1128 - 3.1136 Inch (in) | |
0.020 Undersize | 3.1028 - 3.1036 Inch (in) | |
0.030 Undersize | 3.0928 - 3.0936 Inch (in) | |
Main Bearing Journal Out-of-Round Maximum | 0.00022 Inch (in) | |
Main Bearing Thrust Face Runout TIR Maximum | 0.001 Inch (in) | |
Main Bearing Journal Taper Maximum per Inch | 0.00015 Inch (in) | |
Thrust Bearing Journal Width | 1.2405 - 1.2435 Inch (in) | |
Main and Rod Bearing Journal Finish RMS Maximum | 10 | |
Main Bearing Thrust Face Finish RMS Maximum | 20 | |
Connecting Rod Journal Diameter | Standard | 2.4980 - 2.4990 Inch (in) Maximum out-of-round - 0.0056 mm (0.00022 inch) |
0.010 Undersize | 2.488 - 2.489 Inch (in) | |
0.020 Undersize | 2.478 - 2.479 Inch (in) | |
0.030 Undersize | 2.468 - 2.469 Inch (in) | |
Connecting Rod Journal Taper per Inch Maximum | 0.00026 Inch (in) | |
Crankshaft End Play | 0.0025 - 0.0085 Inch (in) Service limit - .51 mm (0.020 inch) | |
Connecting Rod Bearing to Crankshaft Clearance Selective Fit | Desired | 0.0015 - 0.0045 Inch (in) |
Allowable | 0.0015 - 0.0045 Inch (in) | |
Main Bearing to Crankshaft Clearance Selective Fit | Allowable | 0.0018 - 0.0046 Inch (in) |
Main Bearing Cap Bolts | Refer to Procedure Tighten four main bearing cap bolts to 102 Nm (75 ft. lbs.) before final torque is applied. |