CONSTRUCTION
The camshaft (intake camshaft) is driven by the No. 1 chain sub-assembly (No. 1 timing chain), while the No. 2 camshaft (exhaust camshaft) is driven through the gear on the camshaft (intake camshaft).
| *1 | No. 2 Camshaft (Exhaust Camshaft) | *2 | Camshaft (Intake Camshaft) |
| *3 | Camshaft Timing Gear | *4 | No. 2 Camshaft Timing Gear |