Octane vs. Horsepower – Separating fact from myth in the debate over which fuel...
So many times I’ve heard different opinions from various experts on which octane fuel makes the most power. According to Spec E30 rules, “Permitted...
Rocket Science – Achieving Better Engine Cooling With Proper Aerodynamic Principles
Keeping a C5 Corvette cool on a racetrack in 100-degree heat isn’t easy. Just ask NASA Utah’s George Smith, who had been trying different...
Flow Testing and Machining Spec Miata Cylinder Heads
Everyone in Spec Miata knows that the 2015 rule set underwent some changes in the offseason. The rule changes themselves weren’t major, but the...
Cooling System Facts and Upgrades
As the name suggests, an internal combustion engine creates heat. The enormous potential energy from a few droplets of gasoline compressed and mixed with...
Engine Cooling: A Balancing Act
In racing, the prevailing wisdom for enhancing a car’s cooling system was simple. The more rows you can put in a radiator, the better....
The Honda Challenge: Swapping an Engine in One Night
If you’ve been going to the track for any length of time, you likely have witnessed an overnight paddock engine swap. Intense competitors, ready...
A Cooling Process
Snow Performance President Matt Snow took a call from a representative at Wal Mart’s corporate headquarters. They had recently learned that people were buying...
Pulling Less Power – New test equipment uncovers excess horsepower loss in power steering...
We’d all like to enjoy the benefits of power steering, but with none of the weight or horsepower draw, right? Since that’s not possible,...
Understanding Oil Coolers
When engine output rises beyond a certain threshold per liter of displacement, an oil cooler becomes more important, critical even. There is a lot...
Understanding Performance Fittings – Straight and AN Threads vs. Tapered Thread
If you are confused by the nomenclature of hoses and fittings associated with racecar plumbing, you’re not alone. Fittings are often measured in terms...
