Aurora V8-4.0L VIN C (1996)
7.
Install the intermediate sprocket retainer bolt.
Tighten
Tighten the intermediate sprocket retainer bolt to 60 N.m (44 lb ft.).
8.
Install the primary chain tensioner or release the tensioner shoe.
Tighten
Tighten the tensioner mounting bolts to 25 N.m (18 lb ft.).
9.
Install flywheel holder J 39411 to lock crankshaft in this position. If the engine is on a stand, an alternate method should be devised.
10.
Route the secondary drive chain for the LH cylinder head over the inner row of intermediate shaft teeth.
Important:
The RE camshaft sprocket must contain the camshaft position sensor pick-up.
11.
Route the secondary drive chain over the chain guide and install the exhaust camshaft sprocket to the chain, such that the camshaft drive pin
engages the sprocket notch marked LE (left head exhaust). There should be no slack in the lower section of the chain and the camshaft drive pin
must be perpendicular to the cylinder head face.
12.
Install the intake camshaft sprocket into the chain so that the sprocket notch marked LI (left head intake) engages the camshaft drive pin while the
pin remains perpendicular to the cylinder head face. A hex is cast into the camshafts behind the lobes for cylinder 1 (or 2, LH) so that an open end
wrench may be used to provide minor repositioning of the camshafts.
13.
Loosely install the exhaust camshaft sprocket retainer bolt.
14.
Loosely install the intake camshaft sprocket retainer bolt.
15.
Install the chain tensioner or release the tension on the shoe.
Tighten
^
Tighten the tensioner mounting bolts to 25 N.m (18 lb ft.).
Tighten the camshaft sprocket bolts to 120 N.m (90 lb ft.).
Important:
The RE camshaft sprocket must contain the camshaft position sensor pick-up.
16.
Route the secondary drive chain for right side cylinder head over outer row of intermediate shaft teeth and repeat steps 11 through 15 for right side
camshafts. Right side camshaft sprockets are identified as RI (right intake) and RE (right exhaust). In addition, the RE sprocket must contain the
camshaft position sensor pick-up.
