Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 1491
17. Remove main bearing cap bolts and tie bolts
(1)&(2).
18. Remove main bearing caps (2).
CAUTION: When removing crankshaft, use care
not to damage bearing surfaces on the crankshaft.
19. Remove crankshaft (7) from cylinder block (6).
9 - 1988
ENGINE - 2.7L DOHC - SERVICE INFORMATION
LX
INSTALLATION
NOTE: Upper and lower bearing halves are NOT
interchangeable.
CAUTION: Main bearings are select fit (Refer to 9 -
ENGINE/ENGINE
BLOCK/CRANKSHAFT
MAIN
BEARINGS - STANDARD PROCEDURE).
1. Install the main bearing in the block and main caps
making sure the tangs engage the slots in the
block and main caps.
2. Lubricate upper main bearing halves with engine
oil.
CAUTION: When installing crankshaft, use care
not to damage bearing surfaces on the crankshaft.
3. Install crankshaft.
NOTE: Make sure that the coated and oil groove
side of crankshaft thrust washer faces the crank-
shaft thrust surface.
4. 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.
5. 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.
LX
ENGINE - 2.7L DOHC - SERVICE INFORMATION
9 - 1989
6. Lubricate lower main bearings with engine oil.
7. Install main bearings caps.
NOTE: Lubricate main bearing cap bolts with
engine oil before installation.
NOTE: The main bearing cap bolts must be tight-
ened in the proper sequence. First the inner main
cap bolts, secondly the windage tray bolts, and
lastly the main cap tie (horizontal) bolts.
8. Install the inner main bearing cap bolts and tighten
to 20 N·m + 1/4 Turn (15 ft. lbs. + 1/4 Turn).
9. Measure
crankshaft
end
play
(Refer
to
9
-
ENGINE/ENGINE BLOCK/CRANKSHAFT - STAN-
DARD PROCEDURE).
10. Install connecting rods and measure side clear-
ance (Refer to 9 - ENGINE/ENGINE BLOCK/PIS-
TON & CONNECTING ROD - INSTALLATION)
(Refer to 9 - ENGINE/ENGINE BLOCK/CON-
NECTING
ROD
BEARINGS
-
STANDARD
PROCEDURE).
9 - 1990
ENGINE - 2.7L DOHC - SERVICE INFORMATION
LX
11. 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).
12. Install the main cap tie (horizontal) bolts (1&2)
and tighten to 28 N·m (250 in. lbs.).
13. Install rear crankshaft oil seal retainer and oil seal
assembly (Refer to 9 - ENGINE/ENGINE BLOCK/
CRANKSHAFT REAR OIL SEAL RETAINE -
INSTALLATION).
14. Install oil pump assembly (5) (Refer to 9 -
ENGINE/LUBRICATION/OIL PUMP - INSTALLA-
TION).
15. Install oil pick-up tube (3) and O-ring (2). Tighten
bolts (4) to 28 N·m (250 in.lbs.).
16. Install oil pan gasket, oil pan, and oil filter (Refer
to 9 - ENGINE/LUBRICATION/OIL PAN - INSTAL-
LATION).
17. Install crankshaft sprocket (Refer to 9 - ENGINE/
VALVE TIMING/TIMING CHAIN AND SPROCK-
ETS - INSTALLATION).
18. Install timing chain (Refer to 9 - ENGINE/VALVE
TIMING/TIMING
CHAIN AND
SPROCKETS
-
INSTALLATION).
19. Install timing chain cover (Refer to 9 - ENGINE/
VALVE
TIMING/TIMING
CHAIN
COVER
-
INSTALLATION).
20. Install cylinder head covers (Refer to 9 - ENGINE/
CYLINDER HEAD/CYLINDER HEAD COVER(S) - INSTALLATION).
LX
ENGINE - 2.7L DOHC - SERVICE INFORMATION
9 - 1991
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