Bearing(S), Connecting Rod: Installation
WARNING: This page is about a different variant/trim than selected.
NOTE:
If the connecting rod has to be replaced only use connecting rod of the same weight, recognizable by a letter stamped on connecting rod shaft (1).
NOTE:
Connecting rods can only be replace in sets of six, not individually.
- Each connecting rod has its own letter class identification mark (2) on connecting rod for bearing selection.
- Letter class identification mark on crankshaft (1).
Cylinder No. 1 2 3 4 5 6 Crankshaft Letter C B B B B B Connecting Rod Letter B B A A A A - Choose the correct connecting rod bearings size from the above table. To determine the correct bearing size for each cylinder, each connecting rod "letter class" (letter stamped on each connecting rod) must be matched with crankshaft "letter class" (6 digits letters stamped on the first crankshaft counter weight). The letters stamped on the crankshaft are in the same orders as the cylinders. The first letter correspond to the first cylinder (timing system side), the second letter to the second one, etc. See bearing selection chart. Refer to STANDARD PROCEDURE .
- Assemble connecting rod bearings (3) and bearing caps to their respective connecting rods (2) ensuring that the serrations on the cap and reference marks are aligned.
- Using NEW
bolts, tighten the connecting rod cap bolts to:
- Step 1: Tighten to 10 N.m (88 in. lbs.).
- Step 2: Tighten each bolt to 25 N.m (18 ft. lbs.).
- Step 3: Tighten each bolt an additional 75 degrees turn.
- Step 4: With the torque wrench set at 50 N.m (37 ft. lbs.) to check the tightening of each bolt.
- Install the windage tray (2). Tighten the bolts (1) to 11 N.m (8 ft. lbs.).
- Install the oil pump pickup tube. Refer to PICK-UP, OIL PUMP, INSTALLATION .
- Install the engine into vehicle. Refer to INSTALLATION .
- Connect the negative battery cable.