Glossary of Car Show Terms

Aftermarket

Parts or accessories made by companies other than the original manufacturer.

Barn Find

A vintage vehicle discovered after being stored for many years, often in poor condition.

Blower

A supercharger mounted on top of the engine to increase air intake and boost horsepower.

Camber

The angle of a wheel’s vertical alignment when viewed from the front or rear of the vehicle.

Chop Top

A car with the roof lowered or “chopped” to create a sleeker, custom appearance.

Concours

A high-level car show where vehicles are judged on their condition, authenticity, and presentation.

Detailing

The process of thoroughly cleaning and polishing a vehicle to improve its appearance.

Donk

A car, typically an older American sedan, modified with oversized wheels, often 24 inches or larger.

Drag Coefficient

A measure of a vehicle’s aerodynamic resistance, affecting fuel efficiency and speed.

Headers

Exhaust manifolds designed to improve engine performance by allowing exhaust gases to flow more freely.

Oversteer

When the rear tires lose traction during a turn, causing the back of the car to slide out.

Patina

The natural wear and aging of a vehicle's paint and materials, often preserved for its character.

Pony Car

A class of American muscle cars characterized by sporty styling and affordable performance, such as the Ford Mustang.

Pro Street

A style of modified car with an exaggerated drag racing appearance, but street-legal.

Quarter Mile

A standard distance for drag racing, measured at 1,320 feet or a quarter of a mile.

Rat Rod

A style of hot rod or custom car that imitates or exaggerates early hot rods from the 1940s, 1950s, and early 1960s.

Resto-mod

A classic car that has been restored but modified with modern parts and technology.

Restoration

The process of returning a vehicle to its original condition using period-correct parts and techniques.

Slammed

A vehicle that has been lowered significantly, often nearly touching the ground.

Sleeper

A car with a plain or understated appearance that conceals high-performance modifications.

Split Window

A design feature where the rear window is divided into two sections, famously seen on the 1963 Corvette.

Suicide Doors

Car doors that are hinged at the rear rather than the front.

Torque

A measure of rotational force produced by an engine, crucial for acceleration and towing.

Understeer

When the front tires lose traction during a turn, causing the car to continue straight instead of turning.

Wheelie

When a vehicle’s front wheels lift off the ground under hard acceleration, typically seen in drag racing.

Whitewall

A tire with a white sidewall, popular on classic cars from the 1930s to the 1970s.

Woodie

A vehicle body style with rear bodywork constructed of wood framework with infilled wood panels.

Wrenching

Slang for working on a vehicle, particularly performing mechanical repairs or modifications.

Zebra Stripes

Distinctive camouflage patterns used on prototype vehicles during road testing to disguise their design.