2006 DODGE RAM SRT-10 Service Repair Manual

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Page 1745 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual COVER - TIMING
REMOVAL
1. Disconnect the battery negative cable.
2. Drain cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE).
3. Disconnect both heater hoses at timing cover.
4. Disconnect low

Page 1746 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual INSTALLATION
CAUTION: Do not use oil based liquids to clean
timing cover or block surfaces. Use only rubbing
alcohol, along with plastic or wooden scrapers.
Use no wire brushes or abrasive wheels or m

Page 1747 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual TIMING CHAIN & SPROCKETS
REMOVAL
1. Disconnect negative cable from battery.
2. Drain cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE).
3. Remove right and left cylinder head covers (Refer
to

Page 1748 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual 6. Remove power steering pump (Refer to 19 -
STEERING/PUMP - REMOVAL).
7. Remove access plugs (1,2) from left and right cyl-
inder heads for access to chain guide fasteners.
8. Remove the oil fill hou

Page 1749 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual CAUTION: Care should be taken not to damage
camshaft target wheel. Do not hold target wheel
while loosening or tightening camshaft sprocket.
Do not place the target wheel near a magnetic
source of any

Page 1750 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual INSPECTION
Inspect the following components:
Sprockets for excessive tooth wear. Some tooth markings are normal and nota cause for sprocket replace-
ment.
Idler sprocket assembly bushing and shaft for

Page 1751 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual INSTALLATION
1. Using a vise, lightly compress the secondary chain
tensioner piston until the piston step is flush with
the tensioner body. Using a pin or suitable tool,
release ratchet pawl by pullin

Page 1752 of 5267

DODGE RAM SRT-10 2006 Service Repair Manual 7. Install both secondary chains onto the idler
sprocket. Align two plated links on the secondary
chains to be visible through the two lower openings
on the idler sprocket (4 o’clock and 8 o’clock

7. Install both secondary chains onto the idler
sprocket. Align two plated links on the secondary
chains to be visible through the two lower openings
on the idler sprocket (4 o’clock and 8 o’clock).
Once the secondary timing chains are installed,
position special tool 8515 (6) to hold chains in
place for installation.
8. Align primary chain double plated links with the tim-
ingmarkat12o’clock(1)ontheidlersprocket.
Align the primary chain single plated link with the
timing mark at 6 o’clock on the crankshaft sprocket
(3).
9. Lubricate idler shaft and bushings with clean
engine oil.
10. Install all chains, crankshaft sprocket, and idler
sprocket as an assembly. After guiding both sec-
ondary chains through the block and cylinder
head openings, affix chains with a elastic strap or
the equivalent, This will maintain tension on
chains to aid in installation.
NOTE: It will be necessary to slightly rotate cam-
shafts for sprocket installation.
11. Align left camshaft sprocket “L” dot to plated link
on chain.
12. Align right camshaft sprocket “R” dot to plated link
on chain.
CAUTION: Remove excess oil from the camshaft
sprocket bolt. Failure to do so can result in over-
torque of bolt resulting in bolt failure.
13. Remove Special Tool 8515, then attach both sprockets to camshafts. Remove excess oil from bolts, then Install
sprocket bolts, but do not tighten at this time.
14. Verify that all plated links are aligned with the marks on all sprocketsand the “V8” marks on camshaft sprockets
are at the 12 o’clock position.
CAUTION: Ensure the plate between the left secondary chain tensioner and block is correctly installed.
15. Install both secondary chain tensioners. Tighten bolts to 28 Nꞏm (250 in. lbs.).
NOTE: Left and right secondary chain tensioners are not common.
16. Before installing idler sprocketbolt, lubricate washer with oil, andtighten idler sprocket assembly retaining bolt
to 34 Nꞏm (25 ft. lbs.).
17. Remove all locking pins from tensioners.
CAUTION: After pulling locking pins out of each tensioner, DO NOT manuallyextend the tensioner(s)
ratchet. Doing so will over tension thechains, resulting in noise and/or high timing chain loads.

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