squid, what does VTC stand for??? Variable timing camshafts???

__________________

It's not the M45, it's the Q45. According to Edmunds.com:
Engine
4.5L displacement double overhead cam (DOHC)
V8 cylinder configuration gas engine
32 valves variable valve timing
340 hp @ 6400 rpm 333 ft-lbs. @ 4000 rpm
premium unleaded fuel

They don't reflect the '07 Titan on their site yet...

__________________
05 KC SE Smoke
01 Suzuki 600 GSF
88 Fiero 2M4

Features for the '07 titan from the Nissan site.

VK56DE - 5.6-liter DOHC 32-valve V8 engine
317 hp @ 5,200 rpm
385 lb-ft of torque @ 3,400 rpm
5-speed automatic transmission
Emissions - LEV
Nissan Direct Ignition System
Platinum-tipped spark plugs
Electronic drive-by-wire throttle
Alternator (110 amps)
Battery (650 CCA)
5-speed automatic transmission
Final gear ratio (3.357:1); similar to a 4-speed automatic 4.10:1
Fuel tank skid plate, transfer case (4x4), oil pan (4x4)
17" x 7.0" Steel wheels
P245/75R17 Tires
Tire Pressure Monitoring System (TPMS)
Full-size spare tire
Front independent double-wishbone suspension with stabilizer bar and axles (Dana® axles on 4x4)
Rear multi-leaf springs with solid Dana® axle
Engine-speed-sensitive power-assisted rack-and-pinion steering
Front vented Bosch® disc/rear Bosch® disc brakes
4-wheel Anti-lock Braking System (ABS)
Electronic Brake force Distribution (EBD)
4-wheel Limited Slip (ABLS) (4x4)


The things bolded I thought were interesting. All trucks now have the BT rear gears it seems?

__________________
05 KC SE Smoke
01 Suzuki 600 GSF
88 Fiero 2M4

Variable timing control.


VTC doesn't effect idle or top end power. It's used through the rest of the powerband and is controlled by the ECU by way of a solenoid.