Image of 1942 Buick Special Series 40-A, Note: These illustrations use artistic license and may differ from actual historical models.

Engine Specifications
Engine:	Straight 8
Displacement:	248 cu in (4.1 L)
Horsepower:	125 HP
Torque:	Estimated 200 lb-ft
Compression Ratio:	6.6:1
Ignition System:	Battery Ignition
Cooling System:	Liquid Cooled
Performance Specifications
0-60 Time:	Estimated 15 seconds
1/4 Mile Time:	Not available
Top Speed:	90 mph
Transmission and Drive
Drive Type:	Rear Wheel Drive
Transmission Type:	3-speed manual
Fuel and Efficiency
Fuel System Type:	Carburetor
MPG:	Estimated 15-20 MPG
Dimensions and Brakes
Brakes:	Drum Brakes
Wheelbase:	118 in (2997 mm)
Weight:	3500 lbs

1942 Buick Special Series 40-A: A Prewar Buick at the Edge of History

The 1942 Buick Special Series 40-A is a handsome reminder of how abruptly American motoring changed during World War II. Built by Buick, a division of General Motors, the Special combined the marque’s traditional straight-eight smoothness with the larger, more substantial look of early-1940s American cars. Its model year was cut short when the United States redirected civilian factories toward wartime production, making this Buick one of the last new cars of its era.

Buick’s Special sat at the more accessible end of the brand’s lineup, below the Super, Century, and Roadmaster. It was not a stripped-down economy car: buyers still got a long hood, an eight-cylinder engine, and the comfortable ride associated with Buick. A notable twist in its story is that the 1942 model year ended in February, only a few months after the United States entered the war. Buick’s factories soon turned from building passenger cars to supporting the military effort, including production of M18 Hellcat tank destroyers.

Streamlined Style and a Comfortable Cabin

The 1942 Special wore the confident proportions of a classic American sedan: a long front end, rounded fenders, a tall passenger compartment, and a broad, upright grille. Its brightwork and carefully shaped trim gave it an upscale presence without the extra ornamentation of Buick’s more expensive models. The front fenders flowed into the body rather than appearing as separate, old-fashioned appendages, giving the car a more integrated look.

Inside, the Special prioritized room and comfort. A wide front bench and generous rear seat made it well suited to family travel, while the dashboard grouped the instruments and controls in an orderly, easy-to-read layout. Upholstery was typically durable cloth, with trim and finish details varying by body style and equipment. The cabin’s painted metal surfaces, broad glass area, and substantial door panels feel unmistakably prewar, but also sturdy and practical.

Factory paint choices varied by market and production details, but buyers could choose from a period palette that included dark and muted shades such as black, blue, green, gray, and maroon. Darker colors suited the car’s formal lines, while richer blues and greens brought out the sculpting of the fenders. Original paint codes and trim combinations are worth checking when restoring a particular car, since colors and equipment could differ during the shortened production run.

The Series 40-A designation is associated with a Special body configuration, but surviving cars and reference sources may use different model-code conventions. The Special range included practical closed-body styles such as sedans and coupes, with availability depending on the exact model and market. Four-door sedans are among the most recognizable examples today, thanks to their roomy proportions and family-friendly layout.

Eight-Cylinder Engineering in a Changing Era

Power came from Buick’s 248-cubic-inch (4.1-liter) inline eight, rated at about 110 horsepower in typical Special specification. It was paired with a three-speed manual transmission, and power reached the rear wheels through Buick’s familiar torque-tube driveline. The engine’s long, smooth power delivery suited the Special’s role as a comfortable road car rather than a high-performance machine.

For its time, the Special also benefited from engineering features that made it feel more composed than many older cars. Buick used independent front suspension with coil springs, while the rear axle retained a conventional live-axle arrangement. Hydraulic brakes and a synchromesh manual gearbox were important everyday conveniences. Buyers could also equip the car with period accessories such as a heater or radio, depending on availability and specification.

The 1942 Special was not a radical technological leap, but it brought mature engineering to a broad group of buyers. Buick’s combination of a straight-eight engine, independent front suspension, and substantial body structure helped establish the brand’s reputation for smooth, solid transportation. Its lasting appeal is less about a single invention than the way it delivered a refined driving experience at a position below Buick’s flagship models.

Road Manners: Smooth, Steady, and Unhurried

Period performance figures vary with body style, condition, gearing, and test method. A sound, correctly tuned Special may reach roughly 80 to 85 mph, while a 0-to-60-mph run is likely to take around 17 to 20 seconds. Those are estimates, not modern instrumented test results, and the car feels most at home cruising rather than accelerating hard.

The inline eight is the star of the driving experience. It produces a subdued, even rumble and delivers power with the relaxed rhythm of a large prewar engine. The three-speed gearbox asks for deliberate shifts, while the steering is heavier and less precise than that of a modern car. On a smooth road, the Buick feels planted and calm. Its suspension takes the edge off ordinary bumps, though rough surfaces can remind the driver that this is a heavy car on period tires and suspension components.

On winding roads, the Special rewards a measured approach. Its size, high seating position, and body roll encourage smooth cornering rather than quick direction changes. Braking distances and handling limits are also far removed from modern standards, so a careful owner leaves extra space and avoids treating the car like a contemporary daily driver. The reward is a distinctive, unhurried connection to the road, with the engine’s steady sound and broad bench seat making even a short drive feel like an occasion.

Living With a 1942 Buick Special

Today, most 1942 Specials are used as show cars, weekend cruisers, or part of a larger classic-car collection. Some owners drive them regularly in fair weather, but using one as a year-round commuter is less common. Its size, 6-volt electrical system, older braking technology, and limited modern safety equipment all call for thoughtful use.

Basic mechanical work is approachable for an owner with traditional-car experience. The engine and chassis use familiar, serviceable mechanical systems, and many repairs can be handled with ordinary workshop tools. The main challenges are finding correct parts, sourcing trim and body components, and locating specialists for precise engine, carburetor, or electrical work. Before buying, inspect the frame and body for corrosion, check the engine’s oil pressure and cooling system, and confirm that the brakes and charging system have been properly serviced.

Reliability depends heavily on maintenance and restoration quality. A well-sorted straight-eight can provide dependable touring, but an old car that has sat for years may need attention to fuel lines, seals, wiring, hoses, and brake hydraulics before it is safe to drive. Originality is appealing, but sound mechanical work matters more than untouched components when the goal is regular use.

Wartime Trivia and Common Complaints

The Special’s biggest historical distinction is its timing. Buick’s civilian-car production stopped early in 1942 as the country mobilized for war, leaving the 1942 Buick as a short-run model-year snapshot of the prewar American auto industry. Buick’s industrial role then changed dramatically, with the company contributing to military production, including the M18 Hellcat tank destroyer.

There is no widely recognized speed or endurance record attached to the Series 40-A. Its significance is historical and cultural rather than competition-based. It represents a familiar kind of American family car at the moment when factories, materials, and engineering priorities were about to be redirected on a massive scale.

Common criticisms are much the same as for other large prewar cars: they are heavy, thirsty by modern standards, and less agile than postwar designs. Original parts can take time to find, and the 6-volt electrical system may seem weak if its wiring, grounds, or charging components are in poor condition. These drawbacks are balanced by a smooth engine, spacious cabin, and strong period character.

Collector Values and Availability

Exact production totals for individual 1942 Buick Special body and trim configurations can be difficult to pin down. As a reasonable estimate, total 1942 Special production may have been in the tens of thousands, perhaps around 35,000 to 45,000 cars across the range. The number of Series 40-A examples was only a portion of that total, and the number of surviving, roadworthy cars is much smaller. Sedans appear more attainable than rarer or more sought-after body styles.

As a broad U.S. market estimate, a project car might sell for about $5,000 to $12,000, while a usable driver could fall around $12,000 to $25,000. A well-restored example may bring roughly $25,000 to $40,000 or more, depending on body style, originality, restoration quality, and documentation. These are general ranges rather than a formal appraisal; a particularly rare configuration or exceptional restoration can sit outside them.

Values have tended to reward condition and authenticity more than simple age. A clean, correctly restored car can attract strong interest, but large prewar sedans usually have a narrower buyer pool than popular postwar convertibles and muscle cars. In inflation-adjusted terms, many examples have been relatively steady rather than spectacular investments. Buyers should focus on preservation, provenance, and the quality of the mechanical work instead of expecting rapid appreciation.

A Buick from the Last Days of Prewar Motoring

The 1942 Buick Special Series 40-A brings together Buick’s smooth straight-eight character, a comfortable and substantial body, and engineering that was well suited to long-distance American roads. Its short production year gives it added historical weight: this was a civilian Buick built just before the automobile industry shifted into a very different role.

For collectors, the Special is an appealing choice for its understated style and manageable place in Buick’s hierarchy. For enthusiasts, it offers a calm, mechanical, hands-on driving experience that modern cars cannot reproduce. The 1942 Special is more than a handsome old sedan. It is a rolling piece of the moment when prewar motoring gave way to a new chapter in American history.