Main Bearing Housing Inside Diameter
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
- Install the main bearings into the cylinder block and main bearing caps.
- Lubricate the main bearing bolt threads and the underside of the bolt head with clean engine oil.
- Gently tap the main bearing cap into position with suitable tool. When the cap is seated, install the main bearing bolts and tighten to the specified torque in the sequence shown.
- When using existing main bearing cap inner bolts:
Step 1
: Tighten inner bolts to 50 N.m (5.1 kg-m, 37 ft-lb)
Step 2
: Loosen inner bolts 90°
Step 3
: Tighten inner bolts to 95 N.m (9.7 kg-m, 70 ft-lb)
Step 4
: Tighten inner bolts 120°
Step 5
: Tighten outer bolts to 85 N.m (8.7 kg-m, 63 ft-lb)
Step 6
: Tighten outer bolts 90°
- When using new main bearing cap inner bolts:
Step 1
: Tighten inner bolts to 50 N.m (5.1 kg-m, 37 ft-lb)
Step 2
: Loosen inner bolts 90°
Step 3
: Tighten inner bolts to 50 N.m (5.1 kg-m, 37 ft-lb)
Step 4
: Tighten outer bolts to 95 N.m (9.7 kg-m, 70 ft-lb)
Step 5
: Tighten inner bolts 120°
Step 6
: Tighten outer bolts to 85 N.
Step 7
: Tighten outer bolts 90°
- Measure the main bearing bore using suitable tool (A) with the bearings removed. Measure the bore in four locations, 90 degrees apart, at the front and back of the bore.NOTE: If the main bearing bore diameters are out of specification, the cylinder block must be replaced. Oversize bearings are not available.
Standard
: Refer to MAIN BEARING .