The bank 2 second chain must be installed first. Make sure the crankshaft mark is aligned as shown below.
Then align chain and cams as shown.
Then the main chain gets installed.
Double check the crankshaft sprocket to make sure it is installed and aligned as shown below.
Align intake camshaft as shown.
Install intake cam sprocket. Use a wrench on the cam flats to hold the cam while torquing cam sprocket bolt to 58 ft. lbs.
Install timing chain tensioner shoe.
Install 1st timing chain by aligning match marks (2) on RH silver plate (1) of 1st timing chain and RH (No. 2) bank 1st timing chain intake camshaft sprocket (3).
Apply oil to bush of idler sprocket No.2.
Install idler sprocket No.2 and sprocket shaft.
Install idler sprocket No.2 by aligning match marks (2) on LH silver plate (1) of 1st timing chain.
Install crankshaft sprocket by aligning match marks (2) on yellow plate (1) of 1st timing chain and crankshaft timing sprocket. To install it, fit a spanner to hexagonal part at the center of RH (No. 2) bank intake camshaft to turn a little. CAUTION:
Do not turn camshaft more than necessary. If turned excessively, valve and piston may get damaged
Apply oil to bearing of idler sprocket No. 1.
Install idler sprocket No.1
Idler sprocket No.1 bolt (c): 55 Nm (5.5 kg-m, 40.0 ft. lbs.)
With latch of tensioner adjuster No. 1 returned and plunger (1) pushed back into body, insert stopper (3) into latch (2) and body.
After inserting it, check to make sure that plunger (1) will not come out.
Install timing chain tensioner adjuster No. 1 (1).
Timing chain tensioner adjuster No.1 bolt (a): 11 Nm (1.1 kg-m, 8.0 ft. lbs.)
Pull out stopper (3) from adjuster No. 1 (1).
Install timing chain guide (No. 1) (2) and No.2 (1).
Timing chain guide No.1 and No.2 bolt (a): 9 Nm (0.9 kg-m, 6.5 ft. lbs.)
Double check the alignment marks for main chain.
Finally, install the bank 1 second chain.
Check timing mark on idler sprocket No.2 (1) as shown in figure
Timing chain guide No.4 bolt (a): 11 Nm (1.1 kg-m, 8.0 ft. lbs.)
Check that knock-pins of intake and exhaust camshafts are aligned with match marks on cylinder head as shown in figure.
. Install by aligning match marks (2) on yellow plate (1) of LH (No. 1) bank 2nd timing chain and idler sprocket No.2
Install sprockets, aligning as shown. Tighten cam sprocket bolts to 58 ft lbs. Hold cam flats with a wrench while tightening.
With latch (2) of tensioner adjuster No.3 returned and plunger (1) pushed back into body, insert stopper (pin) (4) into set hole (3).
After inserting it, check that plunger will not come out.
Install timing chain tensioner adjuster No.3 (1) in tightening order below.
Timing chain tensioner adjuster No.3 bolt (c): Tighten 11 Nm (1.1 kgf-m, 7.5 ft. lbs.) by the specified procedure
Timing chain tensioner adjuster No.3 nut (d): Tighten 45 Nm (4.5 kgf-m, 32.5 ft. lbs.) by the specified procedure
Tightening order for tensioner bolt and nuts
"1" - "2" - "3"
Pull out stopper (pin) (2) from set hole.
Double check all timing marks.