Crankshaft Main Bearing Cap Specifications

1. Install bolts 11, 17, and 20 finger tight. Tighten these bolts down together until the bedplate contacts the cylinder block.
2. To ensure correct thrust bearing alignment, perform the following steps:
- Step 1: Rotate crankshaft until number 4 piston is at TDC.
- Step 2: Move crankshaft rearward to limits of travel.
- Step 3: Then, move crankshaft forward to limits of travel.
- Step 4: Wedge an appropriate tool between the rear of the cylinder block (NOT BEDPLATE) and the rear crankshaft counterweight. This will hold the crankshaft in it's furthest forward position.
- Step 5: Install and tighten bolts 1 - 10 in sequence shown to 41 Nm (30 ft. lbs.).
- Step 6: Remove wedge tool used to hold crankshaft.
3. Tighten bolts 1 - 10 again to 41 Nm (30 ft. lbs.) + 1/4 turn in sequence shown.
4. Install bolts 11 - 20 and torque to 28 Nm (20 ft. lbs.) in sequence shown.