[jsceash]

If they both go in at the same TDC timing point you need to retime 1 cam set One side. It should matter which, personally I'd do bank 1. This is a quick timing guide check with you assembly manual.
1. Pull scavenger pump
2. pull the large cam end cap
3. loosen the Intake cam clutch bolt (special tool required)
4. pull the chain tensioner bolt side 1-3
5. remove valve cover and cams (only one side intake and exhaust)
6. Move the timing wheel around until you can install pin into the 60 degree mark (U6). Careful about the cam chain not loosing contact from IMS sprocket. or dropping into block
7. install the cams with the timing tool. Use the manual to make sure the cams are oriented correctly
8. install cam caps and hardware.
9. Install exhaust chain sprocket let screws loose use book for correct position to the bolts holes and slots (screw holes full CCW in slots)
10 Install top chain guide
11 Install the side 1-3 chain tensioner
12 Move chain timing to TDC (Your only moving 60 degrees)
13 Tighten the Exhaust cam sprocket screws
14 Initial torque intake cam clutch bolt (Special tool) 37 FTLB
15 Remove special tool. Final tighten intake cam bolt turn 110 degrees.
16 Remove cam position tool
17 Remove TDC pin
18 Rotate engine 360 test TDC pin bank 4-6 cam tool should align only bank 4-6.
19 Rotate engine 360 test TDC pin bank 1-3 everything should align with tool Only bank 1-3
20 finish head assembly.