Steve Johnson - 40 Years of Racing
Hidden Horsepower by Total Seal
Hidden Horsepower by Total Seal May 23, 2026
Steve Johnson - 40 Years of Racing

Steve Johnson - 40 Years of Racing

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67:58
Steve Johnson - 40 Years of Racing
Term

learner's permit

A learner’s permit lets a new driver practice driving, usually with rules and supervision. It’s not the same as having a full license yet.

Term

street racing

Street racing is when drivers race each other on public roads. It’s dangerous and illegal because there’s no proper track safety setup.

Term

VHT

VHT is a sticky track spray used to make the road surface grip better for drag racing. It helps tires hook up so the car can accelerate more effectively.

Concept

drag strip

A drag strip is a track made specifically for straight-line races. It’s safer and more organized than racing on public roads.

Ford Granada
Car

Ford Granada

The Ford Granada is a car model with the name “Granada.” In the podcast snippet, “Granada” also shows up as part of “Granada Hills, California,” so the mention may be about the name rather than the vehicle itself. Without more context, it’s best understood as a word connection.

Concept

burnouts

A burnout is when you intentionally spin the tires while the vehicle is held in place. It makes smoke and heat, and in racing it can help with traction before you launch.

Company

Bruce's Speed Shop

Bruce's Speed Shop sounds like a local racing repair and tuning shop. Places like this help racers get their vehicles ready and keep them running.

Concept

tractor trailer in drag racing

The speaker is describing how drag racing teams may use a big truck to transport the bike and also provide a lounge area. It’s like a mobile base for the team during the event.

Term

dyno

A dyno is a test machine for an engine. It lets you measure how much power the engine makes while you control the conditions, so you can see what changes actually help.

Term

thin, lighter, shallower rings

These are piston rings designed to be smaller and lighter. The idea is to reduce friction inside the engine, but the rings still have to seal well and last.

Term

bore finishes

The cylinder wall has a specific surface texture. That texture matters because it affects how the piston rings seat and how much friction and wear you get.

Term

drag numbers

“Drag numbers” here means measuring how much friction the engine has internally. Less friction can help the engine feel stronger and use less energy to move parts.

Term

two valve versus four valve

This is about how many valves each cylinder has. More valves can let the engine breathe better, which often helps it make more power at higher engine speeds.

Term

block differences

The engine block is the main metal housing inside the engine. Different block designs can change how strong and how well-suited an engine is for high-stress driving.

Brand

Harley

“Harley” means Harley-Davidson, a well-known motorcycle company. People often compare its engine style to other brands when talking about performance.

Brand

Suzuki

“Suzuki” is a motorcycle brand. The host is comparing Harley and Suzuki engine designs to highlight differences in how they build engines.

Term

head differences

The cylinder head sits on top of the engine and controls the valves and combustion area. Changing the head design can change how well the engine breathes and burns fuel.

Term

piston at 14,000 RPM

RPM is how fast the engine spins. At very high RPM, the piston is moving up and down extremely fast, so the engine needs durable parts to survive.

Term

ring seal

Piston rings help seal the engine so the right pressure stays where it belongs. If they don’t seal well, you lose some power and the engine can wear faster. Racing engines care a lot about this because they’re pushed hard.

Term

normally aspirated engine

A normally aspirated engine doesn’t use a turbo or supercharger. It makes power by pulling air in naturally. Since it’s not “boosted,” details inside the engine that reduce leaks and friction matter a lot.

Term

coatings

Here, coatings are special surface layers put on engine parts to help them slide with less friction and resist wear. That can improve how well the rings seal and how long they last. Different coatings can behave differently under racing conditions.

Term

sleeves

Sleeves are like liners inside the engine block that form the cylinder wall. Builders may use them to get the right material and surface finish for the piston rings. In performance builds, the sleeve choice can affect durability and how the engine runs.

Brand

Nica seal

“Nica seal” is a named product/approach for cylinder liners. The idea is that the liner material and finish can change how well the piston rings seal and how smoothly the engine runs. It’s part of the engine-building choices for performance.

Term

piston rings

Piston rings are parts on the piston that help keep combustion gases from leaking and help manage oil. They also help move heat out of the piston. Better ring design can mean less friction and less wear—important for hard driving.

Term

bore and the hone

The bore is the inside surface of the cylinder. Honing is a finishing process that creates the right surface pattern so the piston rings can seat and seal well. Good honing helps the engine run smoothly and last longer.

Term

profilometer

A profilometer is a tool that measures how rough or smooth a surface is. Engine builders use it to check the cylinder wall finish so the piston rings work the way they’re supposed to. It helps ensure the engine is built to spec.

Company

QMP

QMP is mentioned as a shop or group the host worked with. It’s part of the story about learning to use tools like a profilometer. It doesn’t describe a car component directly.

Term

cylinder

The cylinder is the inside part of the engine where the piston moves up and down. The surface inside the cylinder affects how well the piston rings seal.

Concept

look for a trend

Instead of judging by one test, you compare results over multiple runs. That helps you see what’s really improving (or getting worse) as you make changes.

Term

Ultrasonic machine

It’s a cleaning tool that uses sound waves to shake dirt loose from parts. People use it when normal cleaning isn’t getting all the grit out.

Term

honing

Honing is a machining step that smooths and shapes the inside of the cylinder. It helps the piston rings fit and seal correctly.

Term

fancy coating

A fancy coating on piston rings is a surface treatment designed to improve ring wear characteristics and help the rings seat faster. Coatings can also reduce friction and improve sealing consistency under different operating conditions.

Term

honed, bored and honed

Boring makes the cylinder the right size, and honing smooths and finishes it. Together they help the piston and rings work correctly after a rebuild.

Term

pistons

Pistons are the moving components inside the cylinder that compress the air-fuel mixture and transfer combustion force to the crankshaft. In rebuild discussions, piston choice (including cost and fit) is tied to how well the rings and cylinder finish work together.

Term

filters

Filters are used to catch dirt and debris so it doesn’t keep moving around. The point here is that filtration helps, but it may not remove everything.

Term

ultrasonic technology

Ultrasonic cleaners use sound waves to make tiny bubbles in a liquid. Those bubbles help “scrub” grime out of small spaces that are hard to clean by hand. People use it to clean car parts more thoroughly.

Term

engine building

Engine building means putting together an engine with a plan, not just swapping random parts. The goal is to make sure the parts work well together so the engine runs strong and reliably. “Fundamentals” usually means doing the key steps correctly first.

Brand

Total Seal

Total Seal is a company that makes performance car parts, especially piston rings. In this segment, they’re mentioned in connection with engine-building know-how for racing-style builds.

Term

cams

Cams are the parts inside the engine that control when the valves open and close. That timing strongly affects how the engine makes power—especially at different engine speeds. Talking about cams is basically talking about how the engine breathes.

Term

cam duration

A cam controls when engine valves open and close. Cam duration is basically how long the valve stays open each cycle, which changes how the engine breathes and where it makes power.

Term

piston valve

This sounds like a specific way the engine’s valves are controlled. The key idea is that how the piston and valve work together affects how well the engine seals and breathes.

Term

cut a good light

In drag racing, “cut a good light” means you react quickly and time your launch well when the race starts. It’s about getting a strong start without going too early.

Company

Vance and Hines

Vance & Hines is a performance parts company that supports racing. When they’re mentioned as an opponent, it usually means big-name racing backing is involved.

Term

adjust valves

Engines have valves that open and close to let air and fuel in and exhaust out. “Adjusting valves” means setting the correct spacing so the valves open and close at the right times.

Term

150 horsepower

Horsepower is a number that tells you how much power the engine can make. Higher horsepower usually means the engine can accelerate harder, but it’s not the only factor that decides race results.

Term

wear pattern

A wear pattern is the specific shape and location of material loss on a component after it’s been running. In piston-ring diagnostics, the wear pattern on the ring and ring lands helps indicate where contact is happening (or not), pointing to issues like misalignment, ring tension/fit problems, or combustion/heat effects.

Term

barrel of the ring

Piston rings aren’t perfectly flat on the outside—they have a curved working surface. If that curved surface wears strangely, it can mean the ring isn’t sealing or aligning correctly.

Term

ring land

On a piston, there’s a flat area where the piston rings sit. If the rings wear unevenly on that area, it can tell you something is off with how the rings are sealing or moving.

Term

finish line beam

Race tracks use a sensor at the finish line to time how fast you went. It stops the timer when your car’s front edge hits the sensor, so the exact part that triggers it can change the result.

Term

leading edge of the tire

The timing system is supposed to react to the front of the car—usually the front tire. If the car’s body hits the sensor first, the race timing can be slightly wrong.

Concept

timing beam trigger vs car geometry

This is about how race timing can depend on the car’s shape. If a body part reaches the finish sensor before the tire, it can make the timing look different—so they may check video to sort it out.

Term

fairing

A fairing is an aerodynamic body panel used to smooth airflow around parts of the vehicle. In this story, the fairing reached the finish-line beam before the tire, which affected when the timing system triggered.

Term

wind light

A wind light is the race-track light that tells you who won. It turns on after the track’s timing system decides the winner.

Term

instant replay

Instant replay is when the broadcast (or officials) look at the video right after the race. It helps confirm what happened at the finish line.

Term

wide open throttle

Wide open throttle means the gas pedal is fully floored. It lets the engine make its strongest pull, and racers try to time it so the bike hooks up instead of spinning.

Term

staging

In drag racing, staging is the “get ready at the start line” moment. You’re positioned so the race timing knows you’re set, and your launch timing and balance matter a lot.

Term

rear wheel moves a little bit

That’s describing what happens right at the start when the bike is transferring weight and the rear tire is finding traction. It affects whether the front lifts and how the bike behaves as it accelerates.

Term

square 10 inch wide rear wheel

A wide rear tire gives more rubber on the ground, which helps the bike hook up. That matters in drag racing because it affects how much power you can put down without spinning.

Term

pro stock motorcycle

A pro stock motorcycle is a top-level drag racing class where bikes are built and tuned specifically for straight-line acceleration under strict rules. The episode’s description of steering while the front wheel is up reflects how these machines launch and control direction at high power.

Term

front wheel comes down

This is the moment the front wheel drops back to the track after lifting up. When it happens matters because it changes grip and stability during the run.

Term

swing arm

The swingarm is the part that holds the rear wheel and lets it move as the suspension works. When you shift your weight hard during acceleration, it can change how the bike feels and how the rear suspension loads.

Term

rev limiter

The rev limiter is like a safety cutoff that stops the engine from revving past a maximum RPM. If you hit it during a run, the engine can’t speed up further and it can be harder on the bike.

Term

shifts

Shifts are when you change gears. In a race, you have to do it at the right moment so the engine stays in its strongest RPM range.

Concept

Promod

Promod is a drag-racing category where the vehicles are modified a lot to go as fast as possible. The host is saying it’s hard to do perfectly, like other tough drag-racing setups.

Term

top fuel motorcycle

A top fuel motorcycle is a drag-racing motorcycle built for maximum acceleration over a short race. It’s one of the fastest, most extreme categories in motorcycle drag racing.

Term

stock cases or aftermarket cases

The engine “cases” are the main housings that hold the moving parts. Stock means factory, and aftermarket means a different manufacturer’s version—often used in racing for stronger or more specialized setups.

Term

crank

The crankshaft is the engine part that turns the piston motion into spinning power. Racers pay attention to it because it has to handle extreme stress.

Term

two valve and a four valve

This is about how many valves each cylinder has. More valves can help the engine breathe better, which can make more power, especially at higher RPM.

Company

Goodson

Goodson is a brand/company that makes tools and supplies for building and working on engines. The host is using it as an example of the kind of shop products racers use.

Chevy
Car

Chevy

“Chevy” means Chevrolet. The speaker is just saying you can build a classic Chevy too, not only racing cars.

69 Cougar
Car

69 Cougar

“69 Cougar” means a 1969 Mercury Cougar. It’s a classic muscle car, and the point here is that building something yourself can be rewarding even without racing.

Ford Mustang
Car

Ford Mustang

The Ford Mustang is a sporty car made by Ford. People talk about it a lot because it has been offered with different engines and it’s commonly modified for more power. In the podcast context, it’s being used as an example of a car you can upgrade for better performance.

Ford Cougar
Car

Ford Cougar

The “69 Cougar” is a classic muscle car from the late 1960s. It’s the kind of car people choose when they want to modify an older vehicle for more performance. In the podcast, it’s mentioned as another example of a car you can build up.

Term

expander

An “expander” is a performance part that helps shape how gases move through the engine. The speaker is saying if you don’t install it correctly, it can cause fitment or performance problems.

Term

round ring

A “ring” here is a small sealing part inside the engine. It helps keep pressure where it belongs, and the speaker is describing how it’s made starting from wire.

Concept

Winter Circle

“Winter Circle” is a place at the track where racers celebrate wins and hang out. The speaker is saying it’s where people talk strategy and learn from each other.

Term

two pounds

“Two pounds” means a small change in a measured pressure. Since it’s mentioned with launch technique, it likely refers to adjusting something like tire pressure to help the car perform better.

Term

clutch

The clutch is what lets you smoothly connect the engine to the rest of the car’s power system. “Clutch out” means the moment you release it to start the launch, which can change how well the car accelerates.

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