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Quarter Midget
Photo: Royalbroil · CC BY-SA 4.0 · via Wikimedia Commons
RCN Wiki · Karting

Quarter Midget

America's junior oval formula: a scaled-down midget with a full roll cage and a single-cylinder four-stroke, raced by children aged five to sixteen on banked ovals of around 1/20 mile since the 1950s. Jeff Gordon, Ryan Newman and Joey Logano all started here.

1950SYouth oval racing (QMA / USAC .25), ages 5–16

History

The quarter midget shrinks the classic American midget to roughly quarter scale and hands it to children aged five to sixteen. Organised nationally under Quarter Midgets of America from the mid-1950s, out of post-war California, the formula has barely changed: a tubular-steel frame carrying a full roll cage, live axles, and a single-cylinder four-stroke driving the rear axle directly — no gearbox — on banked ovals of about 1/20 mile.

Competition lives in a class ladder rather than one championship: novices start in restricted Honda classes and climb through 160cc, Briggs World Formula and modified categories. QMA's Grands remain the traditional national showdowns, joined since 2009 by USAC's .25 programme, whose Battle at the Brickyard runs on a temporary oval inside Indianapolis Motor Speedway. Jeff Gordon, Sarah Fisher, Ryan Newman and Joey Logano all won quarter-midget races before anyone outside their families knew their names.

Today the fleet is huge and turnover constant — every driver ages out at sixteen and most outgrow their car sooner, so clean rollers trade continuously through club paddocks. Hand-built 1950s–60s cars with aluminium bodies have a genuine vintage collecting niche, while a modern car remains the cheapest documented first rung on the American circle-track ladder.

Palmarès

A class rather than a single car, so its record is measured in alumni: Jeff Gordon won the national quarter-midget championship in 1979 aged eight and again two years later; Ryan Newman, Sarah Fisher and Joey Logano climbed the same ladder. Since 2009, USAC's Battle at the Brickyard at Indianapolis has been the modern crown.

What to check before you buy

The engine is the asset: a fresh, class-legal Honda GX or Briggs World Formula from a recognised builder, with dyno receipts and intact tech seals, is often worth more than the roller beneath it. On the chassis, check the frame for straightness after wall contact — bent rails and re-welded cage tubes are the classic hidden fault — plus spindles, axle bearings and belly-pan condition. Kids age up fast, so late autumn is the buying window, when outgrown cars flood club classifieds and prices soften. Buy through a QMA or USAC .25 club, where a car's history is known paddock-wide, rather than blind off the open internet.

Did you know

  • Jeff Gordon was racing quarter midgets at five and a national champion at eight — the pipeline from 1/20-mile ovals to four NASCAR Cup titles is the class's founding legend.
  • USAC's Battle at the Brickyard lets drivers a decade too young for a road licence race on a temporary oval inside Indianapolis Motor Speedway, some of them just five years old.
  • Class minimum weights are set car-plus-driver, so lighter children bolt in ballast — one rulebook keeping a five-year-old novice and a teenage heavyweight legal on the same track.

In the marketplace now

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No exact Quarter Midget listed right now — here is closely related machinery on the market.