Nitro 2WD V6-4.0L (2007)
assembly.
10. When tensioner is removed from the engine it is necessary to compress the plunger into the tensioner body.
CAUTION: Index the tensioner in the vise the same way it is installed on the engine. This ensures proper pin orientation when tensioner
is installed on the engine.
a. Place the tensioner into a vise (1) and SLOWLY compress the plunger. Total bleed down of tensioner should take about 5 minutes.
b. When plunger is compressed into the tensioner body install a pin (2) through the body and plunger to retain plunger in place until tensioner is
installed.
Camshaft Sprockets
CAMSHAFT SPROCKETS
CAUTION: The 4.0L engine is NOT a free-wheeling design. Therefore, care should be taken not to rotate the camshafts or crankshaft with the
timing belt removed.
NOTE: The camshaft timing gears are keyed to the camshaft.
1. Perform fuel pressure release procedure.
2. Remove front timing belt cover.
3. Position crankshaft sprocket to the TDC mark on the oil pump housing by turning crankshaft in the clockwise direction.
4. Install a dial indicator in number 1 cylinder to check TDC of the piston. Rotate the crankshaft until the piston is at exactly TDC.
5. Remove camshaft retainer/thrust plate (1) from rear of right cylinder head.
6. Remove the right cylinder head cover.
7. Remove the right rocker arm assembly.
8. Remove the timing belt tensioner and timing belt.
