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Ford Master
6,826 Answers
- Posted on Oct 07, 2010
Re: 2005 f250 5.4 gas need to know specs for timing a...
To Install:
- Install balance shaft drive gear onto the left camshaft.
- Install the camshaft sprockets and new bolts finger tight.
- Using a vise, compress the timing chain tensioner plunger.
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Install a retaining clip on the tensioner to hold plunger IN during installation.
marking timing chain
- If timing chain copper links are not visible, mark 2 links on one end and 1 link on the other end to be used as timing marks.
- Install right and left timing chain guides. Tighten bolts to 89 in-lbs (10 Nm).
- Rotate the left camshaft until the timing mark is at the 12 o'clock position.
- Rotate the right camshaft until the timing mark is at the 11 o'clock position.
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Position the crankshaft using the special tool. Then remove the tool.
Crankshaft special tool positioning
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Install the crankshaft sprocket with flange facing forward.
Crankshaft sprocket timing mark
- Position lower end of left (inner) timing chain on the crankshaft sprocket. Align the copper (or marked) chain link with the timing mark on the outer flange of the crankshaft pulley.
NOTE: Upper half of timing chain must be below the tensioner arm dowel.
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Position the left timing chain on the camshaft sprocket. The timing mark on the camshaft sprocket must be aligned between the 2 copper (or marked) chain links.
Left camshaft sprocket timing mark
- Place the left timing chain tensioner arm on the dowel pin and install the timing chain tensioner and bolts. Tighten bolts to 18 ft-lbs (25 Nm).
NOTE: Lower half of timing chain must be above the tensioner arm dowel.
Crankshaft sprocket timing mark
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Position lower end of right (outer) timing chain on the crankshaft sprocket. Align the copper (or marked) chain link with the timing mark on the outer flange of the crankshaft pulley.
Right camshaft sprocket timing mark
- Position the right timing chain on the camshaft sprocket. The timing mark on the camshaft sprocket must be aligned between the 2 copper (or marked) chain links.
- Place the right timing chain tensioner arm on the dowel pin and install the timing chain tensioner and bolts. Tighten bolts to 18 ft-lbs (25 Nm).
- Remove the retaining clips from the right and left timing chain tensioners.
- Verify alignment of all timing marks.
- Install crankshaft sensor ring on crankshaft.
- Locate index mark on balance shaft and mark corresponding gear tooth with chalk.
- Position balance shaft on journals.
NOTE: It may be helpful to use an inspection mirror to view the marks timing marks.
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Align the chalk mark on the balance shaft with the camshaft timing mark.
Balance sha2005 f250 5.4 gas need - n0007112.gifaps
- Install the balance shaft bearing caps in their original locations. Follow the tightening sequence as shown in the illustration. Tighten bolts to 89 in-lbs (10 Nm).
- Tighten the camshaft phaser sprocket bolts in the correct sequence using 2 steps, as follows:
- Step 1-30 ft-lbs (40 Nm)
- Step 2-tighten an additional 90 degrees
- Position the crankshaft keyway in the 11 o'clock position.
- Lubricate and install all camshaft roller followers.
WARNING
Engine front cover replacement procedure must be completed within 4 minutes or entire procedure must be repeated. Failure to do so may result in future leaks
ignition or valve timing?
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