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...
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...
HPDE46: Cooling System Upgrade
The telltale stains on the driveway told me something was amiss, and it became clear it was coming from the lower radiator hose, or...
Shining A Light on the Black Art of Motor Oil Selection
Motor oil selection, particularly for performance and racing cars, seems to be a “black art.” Most people rely on manufacturer guidelines, recommendations and past...
Cold-Air Intakes: How and Why They Work
Whether we’re talking about a street car, a racecar or even a tow vehicle, one of the easiest-to-install and most cost-effective performance parts we...
Eight Tricks To Make Working A Cooling System Easier
If you like to play with cars, if you put your car on a racetrack for HPDE and especially if you race cars, you...
How Fuel Pressure Regulators Work
The latent energy content of gasoline is fixed — 124,000 BTU — and the amount of horsepower you can make depends on how much...
Reducing Engine Friction
Here are a couple of statistics that will blow your mind. Up to Eighty percent of the friction in a reciprocating piston engine stems...
Head Gasket Technology – Exploring and Addressing Cylinder Head Lift
The quick-and-dirty description of an engine’s internal combustion process is suck, squeeze, bang, blow. But that’s not entirely accurate. In reality, it’s suck, squeeze,...
HPDE46 – Overcoming Deferred Maintenance on a ZHP E46 to Make It “Trackable”
The idea behind finding a new-to-me car was simple. I wanted a fun daily driver I could take to the track every now and...