Will Power leads a group of drivers into a turn at Indianapolis Motor Speedway during Indy 500 open testing in April 2026.
Will Power leads a group of drivers into a turn at Indianapolis Motor Speedway during Indy 500 open testing in April 2026.
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Indianapolis 500 technical terms, and what they mean to fans

Do you like watching the Indianapolis 500 but can’t relate to what the gearheads and analysts are saying? We’re here to help.

While strategists, team bosses, drivers and television announcers are speaking English, it’s easy to feel like you’re hearing a foreign language. What is a “tow,” or “marbles,” or “boost?”

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With the help of the IndyCar Series media guide, here are some of the phrases you’ll likely hear when the cars are on track.

Indy 500 aerodynamics terms: chassis, downforce, tow, push, loose

Indy 500 tire terms: Blister, grip, line, marbles, sticker

Indy 500 safety terms: aeroscreen

Indy 500 engine terms: Boost, fuel, turbo

Indy 500 cockpit terms: Paddle shift, weight jacker

Indy 500 track terms: Weeper

Zion Brown is IndyStar’s motorsports reporter. Follow him at @z10nbr0wn. Get IndyStar’s motor sports coverage sent directly to your inbox with our Motor Sports newsletter.

This article originally appeared on Indianapolis Star: Indianapolis 500 technical terms, and what they mean to fans

Reporting by Scott Horner and Zion Brown, Indianapolis Star / Indianapolis Star

USA TODAY Network via Reuters Connect

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