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...

Connecting Rod Physics

Certainly one of the most critical components inside an engine is one of the most stressed. Connecting rods take the power from the combustion...

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...

Invisible Edge-Millers Oils’ nanotechnology releases more power by reducing friction and heat

Nanotechnology has become a field unto itself over the last couple of decades, so it likely was only a matter of time before it...

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...

Increasing Octane – Getting the right octane rating for your track car

A lot of NASA HPDE drivers drive their cars to and from the track, and of those, there’s probably a decent amount who change...

Breathing Apparatus – Installing a Banks Monster exhaust system on a Duramax diesel-powered Silverado...

The only sound as common as a loud racecar in the paddock at any NASA event is the clattering of a diesel engine. Diesel...

The Art of Scavenging – Myths and methods of getting burned gases out of...

For the longest time, the prevailing wisdom in the paddock with regard to exhaust was the bigger the pipe, the better. Bigger pipes let...

Under Pressure – an Inside Look at Oiling Systems

One of the first gauges we look at while we’re racing is oil pressure. Without sufficient oil pressure, your engine is at risk for...

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...

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