Battery is the Engine
Two Guys Garage Podcast
Battery is the Engine Two Guys Garage Podcast · Jun 25, 2026
Battery is the Engine

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44:41
Battery is the Engine
Concept

EV

EV means electric vehicle. Instead of relying on a gasoline engine, it uses an electric motor powered by a battery. The hosts are talking about how the industry got very excited about EVs for a while.

Concept

internal combustion

Internal combustion is the traditional type of engine that burns fuel to make power. The hosts are saying that after years of EV hype, more people and manufacturers are again paying attention to gas/diesel engines.

Concept

hybrids

A hybrid uses two kinds of power, usually a gas engine and an electric motor. The idea is to get the benefits of both—electric help when you need it and gas power when you want range.

Term

electric motors

Electric motors are the parts that turn electricity into motion. In an EV or hybrid, they help the car accelerate quickly because they can deliver power right away.

Term

turbo

A turbocharger is a device that helps a smaller engine make more power. It uses the car’s exhaust to push extra air into the engine, which lets it burn more fuel efficiently for stronger acceleration.

Term

cubic inch engine

Engine displacement is basically how big the engine is internally, measured in volume (often in cubic inches in the U.S.). The hosts are saying you can use a smaller engine and still get strong power by adding a turbo.

Term

infrastructure

Here, “infrastructure” means the charging setup for electric cars—like where chargers are and how easy they are to use. If that’s missing or unreliable, EVs don’t work as well for everyone.

Ford F150 Lightening
Car

Ford F150 Lightening

The Ford F-150 Lightning is an electric pickup truck. People bring it up because trucks are often used for towing, and the conversation is about whether EVs can meet that need yet.

Term

towing

Towing is the act of pulling a trailer or load behind a vehicle, and it’s a major use case for pickups. The segment implies EV trucks like the Ford F-150 Lightning may be constrained by real-world limits (like range/charging) when towing compared with traditional gas trucks.

Topic

SEMA

SEMA is a big car show in the U.S. where companies show off new performance parts and wild custom cars. It’s a place where you can see what tech is coming next.

Term

ETs and times

“ET” is short for elapsed time—basically how many seconds it takes a car to get through a timed run. People use it to compare how fast different cars accelerate.

Term

no dry train

They’re saying EVs don’t use the usual gas-car power system. Instead of an engine and multi-speed gearbox, they use an electric motor to drive the wheels.

Term

low CG

CG means center of gravity. A lower center of gravity helps the car feel more stable and stick better when you accelerate hard or take turns.

Term

aero

“Aero” is short for aerodynamics. It’s about how the car shapes airflow, and good aero can help the tires grip the road better, especially at higher speeds.

Term

powertrain

A powertrain is the set of components that generate power and deliver it to the wheels. In EVs, the powertrain centers on the electric motor and battery system, while gas cars add an engine, fuel system, and more complex drivetrain hardware.

Concept

startup companies

They’re talking about how hard it is for new companies to build cars from scratch. The argument is that EVs can be easier to develop than gas cars because the power system is different.

Term

emissions

Emissions are the harmful gases and particles a vehicle produces. Car makers have to design engines and systems so the pollution stays within legal limits.

Term

multi-speed transmissions

A multi-speed transmission is a gearbox with several gear ratios. It helps the engine work efficiently at different speeds, but it’s also more complicated to build and tune.

Brand

Teslas

Tesla is a company that makes electric cars. The point here is that Tesla helped show EVs can be real, fast, and widely available.

Brand

Lucids

Lucid is another electric-car brand. They’re mentioned as an example of newer EV companies competing in the same space as Tesla.

Concept

EV revolution

They mean the big change toward electric cars. Better batteries and motors made EVs advance faster than many people expected.

Concept

hybrid combination

A hybrid uses two ways to make the car move, usually an electric motor and a gas engine. It’s designed to be efficient while still driving normally.

Term

heat signature

A “heat signature” is basically how much heat something gives off that cameras can detect. If a vehicle produces less heat, it can be harder to spot with thermal (infrared) sensors. The hosts are saying EVs can help with that.

Term

brushless technology

“Brushless” usually means the motor doesn’t use physical brushes to make it run. Instead, electronics control the motor, which can make it more efficient and last longer. The hosts are pointing out that brushless motors are now common in everyday electric devices.

Term

pneumatic

Pneumatic means “powered by compressed air.” The hosts are comparing older air-powered tools to newer electric ones, which are increasingly common now.

Term

inverters

An inverter is a device that changes the battery’s power so the electric motor can use it. It also helps the motor run smoothly and efficiently.

Concept

hybrid architecture

Hybrid architecture is how a hybrid car is put together so the gas engine and electric parts can work together. It affects how smoothly and efficiently the car can switch between power sources.

Concept

EV is not going away

This means the speaker thinks electric cars will keep growing and won’t disappear. The reason is that the tech keeps improving, making EVs easier and better to use.

Concept

hybrid I think is the bigger idea

The speaker is arguing that hybrids may be the more broadly adopted near-to-mid-term electrification path. Hybrids can reduce fuel use and emissions while avoiding some limitations of fully electric driving, like charging infrastructure and range anxiety.

Concept

runtime

For EVs, “runtime” is basically how far you can go before the battery runs low. They’re saying ads talked a lot about that, but people also want the car to be fun and exciting.

Toyota Prius
Car

Toyota Prius

The Toyota Prius is a car that uses a gas engine and an electric motor together. This helps it use less fuel than many regular gas cars. It’s often mentioned when people talk about how cars are changing toward electricity.

F 150
Car

F 150

The Ford F-150 is a super popular pickup truck. They’re saying EVs would have been more successful when mainstream trucks like this were part of the electrification push.

Mach E
Car

Mach E

The Mustang Mach-E is Ford’s electric version of the Mustang brand. They mention it because it’s an EV that’s supposed to feel more like a fun, desirable car than a strange experiment.

Concept

new technology adoption

This is about how people actually start using a new kind of technology. The hosts are saying it usually doesn’t happen exactly the way planners expect, because things like charging infrastructure and public comfort have to catch up.

Concept

mass market

The mass market means regular mainstream buyers, not just car geeks. The hosts are saying that if you jump straight to mainstream customers, it can be harder because the technology is still new and expensive.

Cadillac Escalade
Car

Cadillac Escalade

The Cadillac Escalade is a big, luxury SUV. Here they’re talking about an all-electric version, meaning it runs on electricity instead of a traditional gasoline engine.

Cadillac V16
Car

Cadillac V16

The Cadillac V16 is an old engine design from Cadillac that used sixteen cylinders. More cylinders can mean the engine runs very smoothly. It comes up in conversations because it’s an unusual, high-end type of engine.

Company

Remont

Remont is a company mentioned as helping develop the hybrid system. The host is crediting it as part of the team behind how the car’s gas-and-electric setup works.

Term

range anxiety

Range anxiety is the worry that your battery will run out before you can find a charger. The host is saying the hybrid setup reduces that worry.

Concept

optimize for efficiency

Optimizing for efficiency means the car is trying to use less energy to go the same distance. With hybrids, that usually comes from smart switching between gas and electric power.

Term

fuel

Here, “fuel” means the gas the engine burns. The point is that the hybrid system helps you use less of it.

Term

electric dirt bike

An electric dirt bike uses an electric motor and battery pack instead of a combustion engine. Because electric motors deliver torque quickly, riders often describe them as feeling unusually strong even at low speeds.

Term

torque

Torque is the force that makes the wheels turn and helps you accelerate. Higher torque usually means it feels like it pulls harder, especially from a stop.

Term

economy of scale

It means the more you make of something, the cheaper each one gets. Big car companies can lower costs by building lots of electric parts at once.

Term

OEs

“OEs” here means the regular car makers that build the vehicles you buy. They were waiting to see if electric cars would really take off before investing heavily.

Term

undercut

“Undercut” means charge less than someone else. The point is that if EVs get cheaper to build, automakers could sell them for less than competitors.

Term

automatic transmissions

An automatic transmission is the gearbox that shifts gears for you. The hosts are saying it can make gas cars more expensive to build and maintain than EVs.

Term

repair bills

“Repair bills” are the costs of fixing problems after purchase. The segment contrasts EV ownership with gasoline cars by suggesting EVs could reduce ongoing repair expenses due to fewer moving parts and simpler systems.

Sierra
Car

Sierra

“Sierra” is an electric race-style car with one seat and power sent to the rear wheels. The hosts say it’s built for track and rally-style driving—things like dirt and jumps. They also mention it’s pretty quick off the line.

Term

rear wheel drive

Rear-wheel drive means the power goes to the back wheels. That changes how the car turns and grips compared to cars where the front wheels do the work. It can feel more “driver-focused” on a track or loose surfaces.

Term

0 to 16

“0 to 16” is a quickness test the hosts are using to describe acceleration. They say it happens in about 2.4 seconds, meaning the car gets moving very fast. The exact “16” unit isn’t fully spelled out in the clip, but it’s meant as a performance brag.

Concept

aftermarket

The aftermarket is everything you can buy to modify or upgrade a car that isn’t made by the original manufacturer. It’s where enthusiasts and specialty companies add performance or custom features. The hosts say this space is expanding.

Term

OE

OE (original equipment) refers to the manufacturer’s own parts and systems as delivered on the car. The hosts say you’d normally wait until the OE has “all this stuff” before doing major upgrades, because early on there may be fewer compatible solutions. Once OE support and documentation improve, builders can do more ambitious conversions or performance work.

Chevrolet Corvette
Car

Chevrolet Corvette

The Chevrolet Corvette is a sports car designed for strong performance and handling. Over the years, it has added more electronics and computer-controlled features. That’s why it often comes up when people talk about how software affects how a car drives.

Term

battery management systems

A battery management system is the car’s “battery brain.” It watches the battery’s temperature and voltage and helps keep it safe, including when you charge quickly.

Term

fast charging

Fast charging means charging the battery quickly using higher power. It’s harder on the battery because it makes more heat, so the car has to manage temperature carefully.

Term

predictive thermal management

Predictive thermal management is software that tries to “guess” how hot the battery will get. Then it controls cooling so the battery stays in a safe temperature range, especially during fast charging.

Term

characterization of cells

Cell characterization is the process of measuring how individual battery cells behave under different conditions (like temperature and charge/discharge rates). Those results feed the BMS algorithms so it can estimate state-of-charge and manage charging safely.

Concept

integration of all of the vehicle systems

Integration means the car’s different systems have to “talk to each other” and work as one. It’s hard because if one system changes, it can affect how other systems behave too.

Concept

distributed architecture

Distributed architecture is when the car uses lots of separate computers, each responsible for a different job. The idea is that newer cars may use fewer, more powerful computers to coordinate everything better.

Term

ECUs

ECUs are the car’s computers that control different jobs. For example, one ECU might manage the powertrain while others manage other systems.

Term

vehicle networking

Modern cars have lots of computers inside. Vehicle networking is the system that lets those computers talk to each other so the car can coordinate everything smoothly.

Term

AI

Here, AI means the car uses smart computer learning to understand what you’re doing and adjust itself. Instead of only using fixed settings, it could change how the car responds in real time.

Term

calibration tuning

Calibration tuning is adjusting the car’s computer settings that control how the engine and drivetrain respond. Engineers test it carefully so the car feels right and performs the way they want.

Term

on the fly

“On the fly” means it changes in real time while you’re driving. Instead of waiting for a new setting, the car updates its behavior as conditions change.

Term

throttle

Throttle is how you tell the car how much power you want. When you lift off and then press again, the car has to respond quickly—how it does that is part of what tuning affects.

Term

trickle charger

A trickle charger is a slow battery charger used to keep a battery from going dead. It charges gradually, so it takes a long time compared to faster chargers.

Term

fast charge

Fast charging is how you charge a battery much quicker than normal. It’s still controlled carefully so the battery doesn’t get too hot or get damaged.

Term

battery cell

A battery cell is one of the building blocks inside a battery pack. Modern chargers and battery management systems try to charge these cells in a controlled way so the whole pack works well for longer.

Term

miles of range

“Miles of range” is how far the EV is expected to go on one full charge. The host is saying the car’s estimate could improve as the software learns how to use energy better.

Concept

system learned how to optimize

They’re describing the car getting smarter over time. By learning how you drive and what conditions you’re in, it can manage energy better and help you go farther.

Term

electrons

They’re talking about the electrical charge inside the battery. The idea is that the car can use that electricity more efficiently depending on how you drive and the conditions.

Term

edge processing

Edge processing is when the car thinks and makes decisions using computers inside the vehicle. That can react quickly to what you’re doing, without waiting for outside servers.

Term

road drag

Road drag is the resistance from the tires rolling on the pavement. Even if the car isn’t hitting wind, the tires still “fight” the road, and that uses battery energy.

Term

current

Current is how much electricity is flowing. If you push a lot of electricity through wires and connections, they heat up, so the car has to manage that heat.

Term

bus bars

Bus bars are heavy-duty metal “power rails” that move electricity around inside the battery system. Since they carry big currents, they have to be built to handle heat safely.

Term

12-volt battery

An EV still has a smaller 12-volt battery for everyday electronics and computers. It’s not designed to handle huge currents—those would overheat and damage wiring.

Term

cooling system

A cooling system is how the EV keeps important parts from getting too hot. If the heat is generated faster than the cooling can remove it, components can overheat and fail.

Term

anode

The anode is the battery’s negative electrode. It’s involved in moving lithium around inside the battery, which is what allows the battery to charge and discharge.

Term

cathode

A battery has two main electrodes. The cathode is the positive one, and it’s part of the chemical reaction that makes the battery produce electricity (and that gets reversed when you charge it).

Concept

trade-offs

With batteries, improving one thing often makes another harder. For example, aiming for faster charging can create more heat, so engineers balance range, speed, and safety together.

Concept

long stroke engine

They’re using engine terms as a comparison. A “long stroke” engine is often associated with stronger low-end pull (torque), while a “short stroke” is often associated with making power at higher revs—here, it’s just a way to explain balancing battery goals.

Term

hill climb racing

Hill climb racing is when cars race up a steep course, usually trying to set the fastest time. The uphill layout makes it harder to get traction and accelerate cleanly.

Term

time attack

Time attack is a racing style where the goal is to set the fastest lap time. Instead of racing side-by-side, you’re trying to beat your best time by driving the best line and braking smoothly.

Concept

under NDA

Under NDA means they’re legally not allowed to talk about certain details publicly. It’s common when companies are working on new or sensitive car projects.

Term

electric racing

Electric racing is racing with battery-powered cars instead of gas engines. Teams have to manage battery energy and cooling, and they often use regenerative braking to recover power.

Term

Formula E

Formula E is a racing series where the cars are fully electric. It’s a place where teams test how well electric race cars can accelerate, handle, and manage their battery energy.

Brand

Helix

Helix is a company the host mentions that makes electric motors. They’re pointing to Helix’s motor specs to show how impressive modern EV hardware can be.

Term

horsepower

Horsepower is a number that tells you how much power the car’s motor can produce. Higher horsepower usually means the car can accelerate harder.

Term

RC car

RC car means a toy car you control with a remote. They’re comparing the Echo’s feel to that kind of quick, lively response.

Term

1,500 pounds

That’s the car’s weight. Heavier cars usually feel different to drive than lighter ones, especially when you’re talking about acceleration and handling.

Term

breaking loose

“Breaking loose” means the tires lose traction and the car starts to slide. It’s what you feel when the grip is right at the edge.

Subaru 360
Car

Subaru 360

The Subaru 360 is a very small older car made by Subaru. Because it’s light and compact, it can be surprisingly easy to maneuver. People sometimes talk about it when they want to show how it can rotate and turn sharply.

Term

360s

“360s” means doing a full spin—turning the car all the way around. The host is saying it’s possible but extremely hard to control.

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