Classic Auto Mall - #249 Stewart Howden welcomes Jim Hall, Race Karting Instructor, Driver and Author plus Keith Martin of Sports Car Market Magazine

Jim Hall is a key figure in American motorsport history, best known as the son of Chaparral Cars’ founder and as a driver, builder, and engineer. The host frames him as part of a family legacy that shaped racing across disciplines, including aerodynamics.

Chaparral Cars was an American race-car manufacturer founded by Jim Hall’s father. It’s especially known for innovative engineering ideas like advanced aerodynamics and unusual technical solutions that influenced multiple forms of motorsport.

Aerodynamics is the study of how air flows around a car, and in racing it directly affects downforce, drag, and stability. The episode credits Jim Hall’s family influence with carrying over “from the aerodynamics,” implying that airflow design was a major part of their engineering impact.

Bobby Ray Hall is mentioned as someone Jim Hall was talking with in the context of Mark Donahue. The episode treats Hall as part of the same racing community, implying a shared network around drivers and engineering discussions.

“Formula 5,000” refers to a racing formula/class associated with 5.0-liter engine displacement rules. In this segment, it’s mentioned as the team Jim Hall worked for while growing up, placing him in the context of engine-rule-based open-wheel/road-racing categories.

A go-kart is a small, lightweight racing vehicle designed for short-track driving and driver training. Because it’s low to the ground and quick to respond, it gives beginners a very direct “seat-of-the-pants” feel for speed and cornering forces.

An “arrive and drive” race series is a format where participants show up and are provided with a race car (and often basic setup/assistance) rather than needing to bring their own fully prepared vehicle. It lowers the barrier to entry so more people can experience racing without the full logistics and costs of owning and maintaining a race car.

Rattlesnake Raceway is a specific racing venue near Midland that the speakers are discussing as a real-world track location. In this segment, they confirm the track still exists physically, but it’s not currently usable.

The “Sebring 12 hour” refers to the 12 Hours of Sebring endurance race at Sebring International Raceway in Florida. It’s a major event where reliability, driver consistency, and race strategy matter as much as outright speed.

The Nürburgring is a famous German racing circuit, known for its demanding layouts and elevation changes. In motorsport history, strong results there are often used as a benchmark for a car’s real-world performance.

The Indy 500 (Indianapolis 500) is a marquee American open-wheel race held at Indianapolis Motor Speedway. It’s a high-profile test of speed, reliability, and pit strategy, and it’s often used as a headline achievement in a driver or team’s résumé.

Brands Hatch is a well-known British road course used for major motorsport events. Mentioning it alongside other endurance and championship venues emphasizes the breadth of the racing success being discussed.

DNFs means “Did Not Finish,” a race result where a car retires due to mechanical failure, accident, or other issues before completing the event. In endurance and high-stakes racing, DNFs are a key metric because they reflect both reliability and how often a car can convert speed into results.

Ground effects refers to aerodynamic downforce generated by the car’s underbody and the airflow close to the track surface. By using shaped tunnels/skirts and carefully managing pressure under the car, designers can “suck” the car toward the ground without relying only on a wing. This is why ground-effects cars can feel dramatically more stable at high speed.

John Bernard is an engineer/designer credited here with the IndyCar ground-effects design. The speaker specifically mentions him alongside Johnny Rethford in describing the first ground-effects IndyCar being on pole in 1980. That ties Bernard’s name to a major aerodynamic step in open-wheel racing.

A transmission bearing is a rolling-element component that supports rotating shafts inside the gearbox. If a specific bearing keeps failing, it can cause repeated breakdowns and force the team to redesign or improve lubrication, alignment, or parts quality.

“Pebble” refers to Pebble Beach Concours d’Elegance, one of the most prestigious classic-car shows in the world. Winning at Pebble is a big deal because it signals top-tier restoration quality and historical significance.

RM Sotheby’s is a major collector-car auction house that sells high-end vehicles to private buyers. When a car is sold there, it often changes hands among collectors who then restore it and run it in events.

The Chaparral GS2B is a specific Chaparral variant referenced here as a “Frank Winchell clone.” It’s notable because it’s described as having a single-speed setup and being part of the broader Chaparral experimental lineup.

“Single speed” here refers to a drivetrain concept where the car uses only one gear ratio rather than a multi-gear transmission. Race cars sometimes used this in experimental contexts to simplify the system or match the gearing to a narrow operating range.

A monocoque is a structural design where the body shell carries the loads, rather than relying on a separate frame. The segment contrasts aluminum chassis construction with monocoque construction, which affects stiffness, weight, and how the car is engineered for racing stresses.

Black Lake is referenced as a location used for winter testing. In motorsport history, specific test sites like this matter because weather and track conditions influence what engineers can validate during development.

The Chaparral 2-H is a radical Chaparral race car known for its unusual “unibody”/integrated body approach and its streamliner-like shape. It’s remembered as an experimental machine tied to Chaparral’s late-1960s push for aerodynamic and traction innovations.

Unibody construction means the body and structure are integrated into one shell, rather than using a separate ladder frame. In race cars, this can reduce weight and improve stiffness, but it also changes how loads are managed and how the car is repaired after damage.

The “1968 Las Vegas accident” is a key biographical event affecting testing plans in this segment. It’s mentioned to explain why the driver/owner couldn’t test the car afterward.

In racing, “outlawed” means the car or its design features were ruled illegal under the series’ technical regulations. Even if a prototype is fast, rule changes or enforcement can remove it from competition.

The Porsche Taycan 4S is an electric performance sedan from Porsche, known for instant throttle response thanks to its electric motors. The “4S” trim is positioned as a more accessible (but still quick) variant within the Taycan lineup. In this segment, it’s used as an example of a car that feels like a slot car—easy to drive and very immediate.

“Point and go” is a driving feel description meaning the car is easy to aim and accelerate with minimal delay. In the context of an electric car like the Porsche Taycan 4S, it highlights how quickly power is available when you press the accelerator. It’s essentially describing instant response rather than needing to rev or shift.

The Porsche 991.1 GT3 is a track-focused 911 variant built for high-grip driving and frequent circuit use. In this segment, the host emphasizes that it’s not a daily driver, runs on street tires, and has racked up a large number of track days, highlighting how the 991.1 GT3 is used as a serious track car.

Formula Mazda is a spec open-wheel racing series (and associated car) that was popular in the late 1980s and beyond as a stepping stone for drivers. Here, the speaker highlights owning and driving a two-rotor Formula Mazda, framing it as a fast, nimble car that they’ve loved for decades.

“Two-rotor” refers to a Wankel rotary engine configuration with two rotors working in the engine’s housing. Rotary engines are known for smooth, high-revving operation compared with traditional piston engines, which is part of why the speaker calls it something they still love driving.

Formula 3 (often written as “F3”) is a junior open-wheel racing category used to develop drivers before higher formulas. The speaker uses it as a comparison point for how the Formula Mazda feels—fast, nimble, and race-car-like.

The Porsche Panamera is Porsche’s four-door performance sedan, designed to bring sports-car driving characteristics to a more practical body style. It’s significant in Porsche discussions because it broadens the brand beyond two-door sports cars while still aiming for performance. In the podcast, it’s mentioned because the speaker’s wife drives a Panamera Hybrid, highlighting the model’s role in everyday use.

The Porsche Cayman is a mid-engine sports coupe built by Porsche, known for sharp handling and a driver-focused layout. It often comes up alongside other Porsche models because it delivers “real Porsche feel” without being a full supercar. In a classic-car podcast, it’s a common reference point for enthusiasts who’ve owned or driven multiple Porsche generations, including track-oriented variants like the GT4.

This is a discussion about how classic and enthusiast cars can appreciate or be sold for surprisingly high prices relative to what people expected at the time. It’s essentially a “market value vs. what it felt like then” story, common in collector-car circles.

An Indy car team refers to a racing team competing in the IndyCar series (open-wheel, oval/road-course racing in the U.S.). “Penzo” here is the team’s sponsor name, and the speaker is describing being trusted to run that team “one time,” which signals hands-on motorsport experience rather than just general mechanics.

A “car school” in this context is a structured program where drivers learn racing basics—typically things like driving lines, braking points, and on-track technique. The speaker frames it as an educational destination for anyone wanting to “learn the basics of racing.”

The Ford Bronco is Ford’s off-road SUV, and the 60th anniversary Sasquatch edition is a special package aimed at serious trail use. The “Sasquatch” setup typically pairs with off-road tires and suspension tuning so it can handle rough terrain more confidently than a standard Bronco.

The Mercedes-Benz S-Class S65 Coupe is a high-performance luxury coupe built around a V12 engine. “Twin turbo” means two turbochargers force more air into the engine, which is why the host calls it a “beast.”

The Audi 100 is a mid-size sedan from the 1970s, and the “LS” trim indicates a higher equipment level for that era. The host mentions it as a first daily driver choice influenced by its look—specifically thinking it resembled a Mercedes.

A Chevrolet Camaro from the 1970 model year (the “LS” trim). The Camaro is a classic American muscle/pony car, and the 1970 year is especially remembered for its styling and performance options.

The Buick Le Sabre is a full-size American sedan from Buick, known for comfort and traditional V8-era styling. In this story, it’s notable because the speaker describes driving it at age 15, showing how common it was for older cars to be used as everyday transportation.

The Pontiac Firebird is a classic American muscle car that’s closely associated with performance and style from its era. It’s often discussed alongside other “bird” models because it shares the same muscle-car appeal—strong engines and a distinctive look. In the podcast, the Firebird is mentioned specifically in the context of “power,” reflecting why these cars are popular with enthusiasts.

The Buick Skylark is a classic Buick model associated with the brand’s mid-to-late 20th-century lineup. It’s mentioned in the podcast alongside other classic “bird” and animal-themed references, which signals the speaker is setting a nostalgic, classic-car atmosphere. The Skylark’s inclusion highlights how these older nameplates are still memorable to enthusiasts.

The Plymouth Road Runner is a classic muscle car model known for its performance-focused reputation and strong collector interest. It’s frequently mentioned in the same breath as other iconic “muscle” nameplates because it represents a particular era of American performance cars. In the podcast, it’s used in the same “birdwatching” metaphor, tying the Road Runner into the broader classic-car theme.

The Studebaker Lark is a compact car from Studebaker’s lineup that’s often remembered for its distinctive styling and place in American automotive history. Here it’s mentioned alongside other classic nameplates, suggesting a theme of period-appropriate “bird” and “mall” nostalgia.

The Studebaker Hawk is a classic Studebaker model that’s commonly discussed as part of the brand’s late-era lineup. In this segment it’s paired with the Lark, reinforcing that the hosts are talking about period-correct classic cars.

“Hardtop” is a body-style term for cars that use a fixed roof structure but don’t have a visible B-pillar between the front and rear side windows. That design gives the car a more open, pillarless look compared with sedans that have a prominent center pillar.

The 1968 Dodge Coronet RT is a late-1960s muscle-era Mopar that’s remembered for its performance trim and classic styling. In this case, the host specifies the RT and a hardtop body style, plus a two-tone color scheme, which helps listeners identify the exact look and era.

The “727” is the Chrysler TorqueFlite 727, a three-speed automatic transmission used in many classic Mopar V8 cars. It’s well-known in the hobby because it’s durable, parts are common, and it’s closely associated with period-correct muscle-car drivability.

The Dodge Challenger is a muscle car known for bold styling and strong V8 performance, with many classic configurations becoming collector favorites. The podcast specifically references a 1973 Challenger hardtop with a Hemi and a 383 cubic inch engine, which are details that matter to enthusiasts and collectors. It’s discussed as part of “new arrivals” because certain years and engine/transmission combinations are especially desirable.

A “four-barrel” setup refers to a four-barrel carburetor (or four-barrel throttle body in modern terms), which typically supports stronger airflow than a two-barrel. Paired with the 383 cubic inch V8 displacement, it’s a classic muscle-car recipe for brisk throttle response and higher potential power.

“E-body” is a Mopar body-family designation, referring to certain late-60s/early-70s Challengers and related models. Enthusiasts often call the E-body “desirable” because of its styling, proportions, and the way it’s associated with the most sought-after muscle-car configurations.

A “frame-off” restoration means the car is taken down to the bare frame and rebuilt from the ground up, typically with extensive disassembly and refinishing. The speaker contrasts that with a more usable restoration approach, implying that ultra-show-level work can make a car less practical to drive.

“Concord ready” is being used as a shorthand for a restoration that’s good enough for judging/show expectations (i.e., presentable and correct) without going all the way to an ultra-expensive, show-only “frame-off perfect” level. It’s a practical middle ground for owners who want to drive the car.

The Oldsmobile 442 is a performance-focused classic model, and the convertible version adds open-top style to that muscle-car identity. The podcast specifically calls out a 1968 Oldsmobile 442 two-door holiday coupe in a detailed color description, showing how collectors care about exact year and trim. Cars like this are discussed because they’re desirable examples of classic American performance and because specific configurations can be especially valuable.

“Numbers matching” means the car’s major components (commonly the engine and transmission) are the original ones that were installed at the factory. For classic cars, it’s a big authenticity and value marker because it reduces uncertainty about what’s been swapped over the years.

The Muncie M21 is a specific model of GM four-speed manual transmission used in many classic muscle cars. Mentioning it as “correct” implies the car is equipped with the intended gearbox for that configuration, which matters for authenticity and enthusiast appeal.

A “12 bolt rear axle” refers to a GM rear differential housing that uses twelve bolts to secure key components. In classic-car circles, it’s often discussed because different axle housings were used across trims and years, and the correct one can be part of a numbers-matching, period-correct build.

In classic-car talk, a “survivor” is a car that has lived a relatively original life—often with less restoration and fewer major changes than a fully rebuilt example. It’s usually valued because it can preserve factory details and wear patterns that tell the car’s real history.

The 1969 Chevrolet Corvette convertible is a classic American V8 sports car where the key enthusiast hook is the open-top driving experience combined with period-correct performance. In this segment, the host also ties it to specific drivetrain/engine details and mileage, framing it as a notable survivor example.

“427 L 36” identifies a specific 427 cubic-inch V8 engine variant (the L36 package) used in certain performance Corvettes. The point is that it’s not just a big engine—it’s a particular factory configuration associated with higher output and enthusiast desirability.

“Turbo hydrometric” is a description of a GM-era automatic transmission family, paired here with a three-speed gearbox. The host is using it to highlight the car’s period-correct drivetrain rather than just saying “automatic.”

The 1999 Pontiac Firebird Trans Am 30th anniversary convertible is a late-’90s special edition built around the Trans Am nameplate, with a convertible body style. It’s notable here because the host treats it as a standout “longest name” arrival, implying it’s a collectible, commemorative configuration.

A 'four speed automatic transmission' is an automatic gearbox with four forward gear ratios. More gears generally let the engine stay closer to its best power or efficiency range across different speeds.

The 1968 Ford Mustang convertible is a classic American muscle-era pony car, and the '68 is especially known for its styling and collectible appeal. In this segment, the host highlights its V8 and automatic transmission setup as part of why it feels fast and desirable today.

Candy Apple Red is a paint style where a translucent 'candy' layer is applied over a base coat, creating a deep, vivid color that can look different under various lighting angles. It’s a popular classic-car color because it gives a rich, glossy appearance.

Cubic inches (like 289 cubic inches) is an older U.S. way of measuring engine displacement, which is the total volume swept by the pistons. A 'V8' means the engine has eight cylinders arranged in a V shape, and displacement strongly influences how much air/fuel the engine can move.

“Four wheel disc brakes” means the braking system uses disc brakes on all four corners of the car, rather than a mix of discs and drums. Discs generally provide more consistent braking and better heat handling than drum brakes, especially with repeated stops.

Corbo is a seat brand the host mentions in the context of aftermarket-style racing seats. The discussion focuses on how the Corbo seats were a more affordable alternative to Recaro seats, while still offering supportive bolsters.

Recaro is a well-known performance seat brand, often associated with motorsport and enthusiast aftermarket upgrades. Here, the host compares Corbo seats as a less expensive alternative to Recaro seats.

“Side bolsters” are the raised sections on a seat’s sides that help hold your torso in place during cornering. “Tall” bolsters provide more lateral support, which is why the host describes feeling “gripped” rather than sliding around.

The Ford Cougar is referenced in the podcast as part of a “cougar”/wildlife metaphor rather than as a detailed vehicle review. As a name, it points to a classic Ford model line that people recognize from older automotive history. In this context, it’s included to match the theme of classic cars and familiar model names.

The Chevrolet Impala is a classic full-size car that became especially well known in the U.S. for its size, comfort, and long production history. In the podcast, it’s referenced through a playful “wildlife” metaphor, but the Impala name itself is a recognizable piece of classic American automotive culture. It’s mentioned alongside other classic models to set the scene for a classic-car discussion.

“Three thousands” is shorthand for the Austin-Healey 3000, named for its 3.0-liter engine displacement. In classic car talk, it’s a quick way to identify the model without saying the full name.

“Bug-eye sprites” is an enthusiast nickname for the early Austin-Healey 3000, referring to its distinctive headlights that look like they’re “peeking” out. The phrase helps distinguish the early styling from later front-end designs.

Lake Tahoe is a major U.S. vacation region on the California–Nevada border, and it’s also a popular destination for car events. Here, it’s referenced as the location for the “Healey” convention, which drives the discussion about road-trip planning.

A “slide window” is a side window that moves horizontally (slides) instead of rolling up and down. In this segment, the host prefers the slide-window setup and mentions practical mitigation—keeping towels in the car—suggesting it can help manage moisture or condensation issues depending on the car’s sealing and ventilation.

“Hermetically sealed” means airtight—intended to prevent outside air and moisture from entering. The speaker initially thought the car was hermetically sealed, but then corrects themselves, saying it’s more like a humidifier, which implies the cabin can trap moisture and lead to condensation.

A “wind up window” is a manual side window that raises and lowers (typically via a crank) rather than sliding. Here it’s part of a cost comparison: the host claims wind-up window cars cost about $5k–$10k less than sliding-window cars, implying the window mechanism and associated trim/sealing are tied to pricing.

“Recapping the points” refers to servicing the ignition points in an older mechanical ignition system. The “points” are contacts that open and close to time spark delivery; worn or dirty points can cause misfires or hard starting, so refreshing them can restore proper ignition.

The Hyundai Elantra is a compact car from Hyundai, typically known for being practical and affordable. In this segment, it’s used as an example of a first-time buyer’s experience—specifically how confusing basic ownership tasks (like opening the hood) can feel at delivery.

This describes an auction-style purchase process where buyers compete by raising offers until a price limit is reached. The speaker’s “34 is my limit” frames how a buyer sets a maximum bid before stopping.

“Bad car fax” is a comparison to a vehicle history report (like Carfax) that can reveal accidents or structural damage. The host is using it to describe how a visible frame issue becomes a persistent, hard-to-ignore negative that affects how people value the car.

A “frame shop” is a body/repair facility that specializes in straightening and repairing a car’s frame or unibody structure after damage. In this context, they’re talking about repairing the structural “kink” so the car can be sold again without that defect being obvious.

Bring a Trailer is an enthusiast-focused online marketplace where classic and specialty cars are auctioned. Because listings often emphasize transparency and inspection results, it’s become known for helping buyers understand a car’s condition before bidding.

Randy Nonenberg is the founder of Bring a Trailer. In this discussion, he’s credited with setting up a network of partners that supports vehicle inspections to improve transparency for buyers.

An inspection intermediary is a third-party service that helps coordinate or standardize vehicle inspections for buyers and sellers. In the context of Bring a Trailer, it’s meant to make sure cars get checked and that key findings are shared so transactions are more transparent.

BAT is the common abbreviation for Bring a Trailer. Here, “BAT partners” refers to local partners associated with the platform who help with inspections and information sharing.

“Wire wheels” are the classic spoked wheels that use thin metal wires laced into a wheel structure. If they’re “bent,” the wheel can be out of true, causing vibration/shimmy and often requiring replacement or professional straightening—costly on older cars.

“Shimmy” is a vibration or oscillation felt through the steering or front end, often caused by something being out of alignment or out of balance. On cars with damaged wheels, bent rims, or worn suspension components, shimmy can show up at certain speeds.

A “packometer” (as used in the transcript) refers to a dashboard gauge/instrument cluster indicator that the host believes should work. The host’s point is that if a basic instrument like this doesn’t function, it’s a sign the car may have other neglected issues too.

Wipers are the windshield wiper system components that clear rain or debris from the glass. In a used-car listing context, “right wiper not work” is a specific functional defect that affects safety and usability.