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...

Bottom’s Up – Rebuilding a BMW M20 short block for your Spec E30

Whether you have a problem with your engine or just want to refresh the one in your Spec E30, having a tight, reliable power...

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...

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...

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...

Straightened Six – Refreshing a cylinder head on a Spec E30

When it comes to affordability, Spec E30 offers some of the most cost-efficient racing on track today, especially if you can do a lot...

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...

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...

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...

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...

RACE COVERAGE

FOLLOW US

28,620FansLike
16,577FollowersFollow
1,433FollowersFollow
2,190SubscribersSubscribe

RACE CAR TECH