With a Quick Spool Value on the s300* Turbo makes full boost at about 3000 rpm in the lower gears…
Without the Quick Spool Value it requires just over 4000 rpm.
That’s 1000 rpm difference* making a big difference on your overall horse-power production because he have a greater range, from the 300 to 4000 , to use for horse power gains before running out of fuel, the governor control and the limitations of the diesel engine.
Power, without revving the engine to death + 1000 hp range = The benefit.
BIG power builds using our T4 Quick Spool VALUE QSV for Super Turbo Diesel.
Here is a video to explain all and why we used them to get 600+bhp on the OM606.