Section 15 (2.7L Engine (Service Information)): Crankshaft: Installation

WARNING: This page is about a different car, the 2006 Dodge Magnum, 2006 Dodge Charger, and 2006 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Main Bearing Identification

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NOTE: Upper and lower bearing halves are NOT interchangeable.

CAUTION: Main bearings are select fit (Refer to ENGINE/ENGINE BLOCK/CRANKSHAFT MAIN BEARINGS - STANDARD PROCEDURE) .

Install the main bearing in the block and main caps making sure the tangs engage the slots in the block and main caps.
Lubricate upper main bearing halves with engine oil.
CAUTION: When installing crankshaft, use care not to damage bearing surfaces on the crankshaft.
Install crankshaft.

Fig 2: Thrust Washer - Installation
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NOTE: Make sure that the coated and oil groove side of crankshaft thrust washer faces the crankshaft thrust surface.
Push crankshaft forward. Lubricate and install the front thrust washer (1) by rolling the thrust washer onto the machined shelf between the No. 3 upper main bulk head and crankshaft thrust surface.
Move crankshaft rearward. Lubricate and install the rear thrust washer by rolling the thrust washer onto the machined shelf between the No. 3 upper main bulk head and crankshaft thrust surface.

Fig 3: Main Bearing Cap Identification
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Lubricate lower main bearings with engine oil.
Install main bearings caps.
NOTE: Lubricate main bearing cap bolts with engine oil before installation.

NOTE: The main bearing cap bolts must be tightened in the proper sequence. First the inner main cap bolts, secondly the windage tray bolts, and lastly the main cap tie (horizontal) bolts.
Install the inner main bearing cap bolts and tighten to 20 N.m + 1/4 Turn (15 ft. lbs. + 1/4 Turn).

Fig 4: Checking Crankshaft End Play
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Measure crankshaft end play (Refer to ENGINE/ENGINE BLOCK/CRANKSHAFT - STANDARD PROCEDURE) .

Fig 5: Connecting Rod Side Clearance Measuring
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Install connecting rods and measure side clearance (Refer to ENGINE/ENGINE BLOCK/PISTON & CONNECTING ROD - INSTALLATION) (Refer to ENGINE/ENGINE BLOCK/CONNECTING ROD BEARINGS - STANDARD PROCEDURE) .

Fig 6: Windage Tray
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Install windage tray (1) with the slots to right side of engine. Lubricate bolts (3) with engine oil and tighten to 27 N.m + 1/4 Turn (20 ft. lbs. + 1/4 turn).

Fig 7: Main Bearing Cap Identification
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Install the main cap tie (horizontal) bolts (1&2) and tighten to 28 N.m (250 in. lbs.).
Install rear crankshaft oil seal retainer and oil seal assembly (Refer to ENGINE/ENGINE BLOCK/CRANKSHAFT REAR OIL SEAL RETAINER - INSTALLATION) .

Fig 8: Oil Pump and Pick-up Tube
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Install oil pump assembly (5) (Refer to ENGINE/LUBRICATION/OIL PUMP - INSTALLATION) .
Install oil pick-up tube (3) and O-ring (2). Tighten bolts (4) to 28 N.m (250 in.lbs.).
Install oil pan gasket, oil pan, and oil filter (Refer to ENGINE/LUBRICATION/OIL PAN - INSTALLATION) .
Install crankshaft sprocket (Refer to ENGINE/VALVE TIMING/TIMING CHAIN AND SPROCKETS - INSTALLATION) .
Install timing chain (Refer to ENGINE/VALVE TIMING/TIMING CHAIN AND SPROCKETS - INSTALLATION) .
Install timing chain cover (Refer to ENGINE/VALVE TIMING/TIMING CHAIN COVER - INSTALLATION) .
Install cylinder head covers (Refer to ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) - INSTALLATION ).
Install oil dipstick tube.
Install engine assembly (Refer to ENGINE - INSTALLATION) .
Fill engine crankcase with proper oil to correct level (Refer to ENGINE/LUBRICATION/OIL - STANDARD PROCEDURE) .
Fill with coolant (Refer to COOLING - STANDARD PROCEDURE) .
Start engine and check for leaks.