To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

Your vehicle's engine cooling system is one of its most critical components. Its primary responsibility is to cycle coolant — which is a 50/50 mixture of water and antifreeze — through your engine to ...

Badly labeled or confusing fuel pumps turn a routine stop into a four‑figure gamble. When drivers grab the wrong nozzle or a ...

There are numerous questions to answer when setting out to develop baseline requirements for a new engine. There might be a wide range of interests in what personnel believe is important from an ...

Unlike with carburetors (which use about 7 psi), fuel injection relies on much higher fuel pressure (usually between 38-50 psi). The elevated pressure helps atomize the fuel as it flows through the ...

The last time we had this 470-inch Mopar big block on the dyno, it made 751 hp with Trick Flow heads and a dry sump oiling system. The dry sump setup that we used for those tests worked great, but it ...

Record-high temperatures around the world have become the new normal, and it will probably get worse in the coming decades. This unprecedented change in global climate has had a severe impact on our ...