One of the most common valvetrain upgrades for pushrod-style engines is roller rocker arms, which are often said to increase horsepower through reducing friction. But is it true? You’ll find out on this episode of […]
Increasing engine displacement with a stroker kit is a proven way to get more horsepower and torque, but exactly how much power can you expect? In this test of “there’s no replacement for displacement,” the […]
1/4 mile drag race between a rare 1970 Cougar Eliminator powered by the legendary 428 Cobra Jet big block and a 1969 Chevelle SS 396 powered by the high winding solid lifter L78 396 rated […]
The 1970s embodied so many things. The first half was the end of an era, a last hurrah for muscle car–generation horsepower. With the noose of stricter smog regulations rapidly tightening around the necks of […]
This has to be the meanest modern Challenger that I’ve seen yet. This wicked machine is being built by Craven Performance in St. Peters, Missouri. They brought it out to Mega Mopar weekend at Gateway […]
I thought you might like a look at this very rare 77 Pontiac Lemans Can Am. Originally, Pontiac had planned to build nearly 5,000 of these cars, but they ran into some problems with the […]
Dodge conjured a powerful Demon and wants it to help bolster sales and enhance its reputation as the wicked child among automakers. How hellish? Try 840 horsepower. Challenger SRT Demon is a limited-edition car that’s […]
As part of Motor Trend’s annual Best Driver’s Car competition powered by Mothers, we line up the contenders on an airstrip and bask in the glory of horsepower, wheelspin, and launch control. This year, […]
Air conditioning = Horsepower? While it may seem unreal and a complete contradiction that an air conditioning unit can be used to actually increase horsepower, but believe it or not it’s true. Dodge has engineered […]
1/4 mile drag race between a 1970 426 Hemi Road Runner and a 1970 440 6 Pack Dodge Challenger. The Challenger has 3 – 2 barrel carburetors and is rated at 390 horsepower. The Hemi […]
The term horsepower was invented in the 18th century to mean the work-rate equivalent of a horse. During the era of classic muscle cars two centuries later, these incredible machines took that meaning to a […]
Let this sink in for a moment: Ford‘s bonkers GT supercar actually makes less horsepower than a 2017 Chevrolet Camaro ZL1. It’s true; the numbers don’t lie. A Camaro ZL1 leaves the factory with 650 horsepower […]
This is the first Concept Car for Chrysler using the new 426 Hemi-engine in 1964. Based on the Polara chasis it was used by Chrysler to showcase its newest engine at the time, the now […]
It’s our first head-to-head shootout with two engines: a Blueprint Engines crate Chevy 383 small-block versus a hand-built Mopar 383 by Engine Masters host Steve Dulcich. To make this a fair test, we equalized as […]
If a “sleeper” is defined as an unassuming car that can blow the doors off most vehicles around it on a racetrack or drag strip, then we’re living in a golden age of sleepers. Practically […]
