How fast is a 1000 hp truck?
So the Mammoth 1000 is limited to the top speed of 55 mph (90 km/h), which is slightly less than the 57.7 mph (93 km/h) that the classified list the top speed as. 2022 Ram 1500 TRX HPE Mammoth 1000. (Hennessey). According to HPE, the Mammoth 1000 can do a 0 to 60 mph (0 to 96.5 km/h) run in just 3.2 seconds.
As such, the 1,000-horsepower Hennessey TRX Mammoth is officially limited to just 90 km/h, or 55 mph (which is slightly less than the 93 km/h quoted in the ad). From the factory, the TRX has a top speed of 118 mph before any Hennessey upgrades.
SOLD - HENNESSEY® MAMMOTH™ 1000 FOR SALE. Upgraded and Modified 2022 RAM TRX For Sale. This modified and upgraded 2022 RAM 1500 TRX package: the MAMMOTH™ 1000, is for sale by Hennessey® Performance for $170,000.
The Ram 1500 TRX comes with:
This unthinkable power allows the TRX to hit 0 to 60 in just 4.5 seconds, with the top speed for this truck sitting at 118 mph. Plus, its 650 lb-ft torque rating gives you the power to push up steep inclines and overcome treacherous terrain with ease.
GM's 1,000 hp 632 cubic-inch crate engine is its largest and most powerful ever. This monstrous motor clocks in at over 10.3 liters of displacement and makes more than 1,000 horsepower on pump gas without a turbo or nitrous.
That should be good for over 1000 peak horsepower, a 0-124 mph time of six seconds, and a top speed of 217 mph.
The 2022 Ram 1500 TRX just beats the Raptor R in terms of power on paper, with a 6.2-liter supercharged V8 engine pushing out 702 horsepower and 650 pound-feet of torque.
The TRX can slurp up off-road miles faster than most as it's the quickest gas-powered truck we've ever tested: The 702-hp monster flew to 60 mph in just 3.7 seconds. That means that despite its 6800-pound heft, it can beat a Porsche 718 Cayman GT4 to the next streetlight.
The TRX Tyrant Performance packages push the supercharged 6.2-liter (376 cubic-inch) HEMI HELLCAT V8 from 702 horsepower and 650 lb. -ft.
Reportedly, the car can go from 0 – 62 mph in 2.7 seconds, 0 – 124 mph in just 6.6 seconds, and has a top speed said to be over 248 mph!
How much hp is 200 mph?
Usually a car will need at least 400 horsepower to get to 200 MPH and a motorcycle needs about 200 horsepower to reach 200 MPH.
Thanks to engine mods including an upgraded supercharger, the HPE1000 Hellcat puts out an astounding 1000 hp and 948 lb-ft of torque.

Meanwhile, the 1500-horsepower Bugatti Chiron's top speed is 261 mph. It's much more powerful, yet 10 mph slower. So what does horsepower mean?