Engines

Fuel Mileage Calculations: The People Who Know Aren’t Telling

Fuel mileage races have always been part of NASCAR, but increased access to data is giving fans new insights into the competition to reach the checkered flag. More than once this year, fans have perched on the edges of their seats during the last few laps of a race, listening to a crew chief tersely instruct his driver to ‘save fuel’. […]

Parts Failures

Part Failures: Blame the Part? Or the People?

When parts failures take teams out of a race, those of us on the outside are often quick to suggest something is wrong with the part. But often, it’s that teams are pushing the part outside its intended use. No manufacturer deserves to be pilloried in the press for providing a part that meets specs. […]

Drew Blickensderfer
Mufflers
A closeup of the splitter from Richmond testing, showing the lip on the opening.
Aerodynamics

2023 Richmond Short Track Package Test Reflections

This week’s Richmond short track package test session — NASCAR’s latest attempt to remedy the Next Gen’s short track shortfall — fell short of expectations. Although progress was made in moving toward a softer tire with more grip and more wear, the aerodynamic experiments yielded little to no difference. […]

Brakes
Daytona 500
Building Cars
2022
Car Parts