Richard Childress Interview
SPEED with Harvick and Buxton
SPEED with Harvick and Buxton May 13, 2026
Richard Childress Interview

Richard Childress Interview

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Richard Childress Interview
Concept

original as we could

He’s saying they try to keep the cars looking and being set up the way they were back then. That means not changing things too much from the original race-era details.

Concept

pack rat

A “pack rat” is just a person who keeps a lot of stuff, especially collectibles. In this context, it means he likes saving race-car-related items rather than getting rid of them.

Term

paint scheme

A “paint scheme” is the car’s exact look—its colors and graphics. Race teams change it by season, so it can help you remember what year or event the car is from.

Brand

GM Good Ranch

“GM Good Ranch” is a sponsor name. In racing, sponsors put their branding on the car’s paint and graphics, so it’s part of what makes the car’s livery recognizable.

Topic

1998 Daytona 500

This is a specific NASCAR race in 1998 at Daytona. They’re talking about it as a big, memorable moment for their team.

Concept

super speedway cars

These are race cars set up for the biggest, fastest NASCAR tracks. The goal is to stay stable at very high speeds and work well with other cars close together.

Topic

Indy and Daytona

They’re talking about two famous big-speed tracks—Daytona and Indianapolis. The team focused on doing well at both over the years.

Term

ethanol

Ethanol is a fuel made from plants (or other biomass). It can be mixed into regular gasoline, and race teams test it to see how well it works in engines and what it does to emissions.

Concept

alternative fuel testing for NASCAR

They tested a different kind of fuel to make sure it works well in NASCAR cars. The idea is to check that the cars still run strong and that the fuel helps with cleaner emissions.

Term

E30

E30 means the fuel is 30% ethanol and 70% gasoline. A higher ethanol mix can affect how the engine needs to be set up and what the emissions look like.

BMW E30
Car

BMW E30

The BMW 3 Series is a car made by BMW that’s designed for both daily driving and a more sporty feel. The podcast mentions testing different fuel types with different amounts of ethanol, and the 3 Series is likely the car they used to see how it behaves with those fuels. The goal is to check that the engine runs smoothly and reliably.

Company

Growth Energy

Growth Energy is a group that advocates for ethanol. If someone is on their board, it usually means they help guide how ethanol is promoted and used.

Concept

net zero

“Net zero” means aiming for a balance where the pollution you add is offset by removing the same amount. It’s a common climate goal tied to cleaner energy.

Concept

wins on Sunday, sells on Monday

It’s a saying that racing results can help sell products afterward. The idea here is that if racing proves something works, people are more likely to buy it.

Term

E15

E15 is regular gas mixed with 15% ethanol (a plant-based alcohol). Some cars can use it, and it may cost less than other gas options.

Chevrolet Corvette
Car

Chevrolet Corvette

A Chevrolet Corvette is a high-performance sports car. In this conversation, it’s used to show that the speaker personally runs E15 in a real car.

Term

unleaded 88

Unleaded 88 is a type of gasoline with a higher octane number than regular. It’s often used when a car calls for more than 87.

Concept

museum vehicle rotation

It sounds like they don’t leave every car out all the time. They swap cars in and out so different ones can be shown and preserved.

Term

incoming charge

The incoming charge is the air (and fuel, depending on the system) mixture that flows into the engine before combustion. If that charge is cooler and denser, more of it can fit in the cylinder, which can support more fuel/air being burned.

Term

engine protection

Here, engine protection means the fuel/air conditions help keep the engine from getting too stressed or too hot. That can help the engine last longer and stay healthy.

Term

solvent

A solvent is something that helps dissolve grime. The idea here is that ethanol can help break up and remove carbon buildup inside the engine.

Term

oxygen in it

Ethanol has oxygen built into the fuel. That can help the engine burn the fuel more completely, which often means less soot and carbon buildup.

Term

carbon buildup

Carbon buildup is the dark residue that can collect inside an engine from burning fuel. Too much of it can make the engine less efficient over time.

Term

fuel injectors

Fuel injectors are the parts that deliver fuel into the engine. If they get gunked up, they can spray fuel less accurately, which can hurt how well the engine runs.

Term

engine design

Engine design means how the engine is built and tuned to work efficiently. If you change the fuel (like adding ethanol), the engine often needs different setup so it can make power smoothly.

Term

bottom end

“Bottom end” means how the engine feels at lower engine speeds. If the bottom end is strong, the car can get moving right after a turn instead of needing to rev up first.

Term

torque

Torque is the engine’s pulling force. In racing, it’s especially important when you leave a corner, because that’s when you need strong acceleration immediately.

Term

octane

Octane is basically how “hard” the fuel is to ignite too early inside the engine. If your car needs higher octane, using lower octane can cause problems and the higher-octane fuel usually costs more.

Term

tailpipe emissions

Tailpipe emissions are the gases a car releases from the exhaust. With electric cars, the pollution may still happen, but it’s usually from the power plant that makes the electricity instead of from the car’s exhaust.

Concept

carbon capture during fuel production

Carbon capture means trapping carbon that would otherwise be released. Here, it’s described as happening during the making of the fuel, which is why the speaker claims it can help achieve “net zero” goals.

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