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DSM/EVO Royalty? David Buschur of Buschur Racing

DSM/EVO Royalty? David Buschur of Buschur Racing

Konig - Behind The Wheel Podcast Oct 29, 2025 92 min
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About this episode

David Buschur of Buschur Racing shares his journey from building DSMs to establishing a legacy in the automotive community. He discusses the evolution of his business, the challenges faced during his retirement, and the return to the racing scene with a 1G Eclipse. Buschur reflects on the importance of community, the camaraderie at the DSM Shootout, and the passion that drives him to innovate and create high-quality parts. The episode captures the essence of automotive enthusiasm and the personal stories behind the cars that shaped a generation.

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Technical Too Afraid to Ask
Term

turbocharged

"Let's say it like this. So in a world of turbocharged imports, there are legends and then they're going to be architects."

A turbocharged engine has a special device that helps it produce more power by pushing extra air into the engine. This makes the car faster without needing a bigger engine.

Term

DSM

"...creating the DSM. Shoot out a pilgrimage and a staple from Mitsubishi fans and turbo fans worldwide."

DSM stands for Diamond-Star Motors, a company that made cars like the Mitsubishi Eclipse. These cars are popular among car enthusiasts for their speed and tuning options.

Term

Haltech

"...put a Haltech on it, went there with no expectations..."

Haltech makes special computer systems that help cars run better, especially if they've been changed or upgraded. They help tune the engine for better performance.

Car

Ford Festiva

"I think you could buy a Festi that goes that fast. Wow. Speaking of the, the, the people that liked the event..."

The Ford Festiva is a small, inexpensive car that was made in the late 80s and early 90s. It's known for being easy on gas and affordable to buy.

Part

head studs

"...if you need a part, you put it on the loudspeaker and here's come somebody with a set of cans and lifters and a head gasket and head studs. And it is really like nothing else..."

Head studs are strong bolts that hold the top part of the engine in place. They help keep everything tight and working properly, especially when the engine gets hot.

Part

lifters

"...if you need a part, you put it on the loudspeaker and here's come somebody with a set of cans and lifters and a head gasket and head studs. And it is really like nothing else..."

Lifters are parts in the engine that help the valves move up and down. They are important for making sure the engine runs smoothly and efficiently.

Part

head gasket

"...if you need a part, you put it on the loudspeaker and here's come somebody with a set of cans and lifters and a head gasket and head studs. And it is really like nothing else..."

The head gasket is a part in the engine that keeps oil and coolant separate. If it breaks, it can cause big problems for the engine.

Car

Nissan GT-R

"...you've pushed out, you know, especially as you get into, you know, the GTRs and we went through EVOs and stuff like that."

The Nissan GT-R is a fast sports car that is famous for its speed and technology. It's well-known among car fans for being very powerful and great at racing.

Car

Mitsubishi Lancer Evolution

"...EVO was obviously the next piece, right? That was the expected move. And then the GTR thing, while we've seen a lot of..."

The Mitsubishi Lancer Evolution, or EVO, is a sporty car that is built for speed and handling. It's popular with racing fans because of its powerful engine and ability to drive well on different surfaces.

Car

Mitsubishi 3000GT VR4

"I picked up a really nice 3000GTV R4, maybe not ideally the car that I wanted, but it's a really, it's a really nice car to drive and own."

The Mitsubishi 3000GT VR4 is a fast sports car from the 1990s that has a powerful engine and can drive all four wheels, making it great for performance.

Car

Nissan 350Z

"I have a twin Turbo 350Z."

The Nissan 350Z is a fun sports car that has a strong engine and is designed for good handling on the road. It's popular with people who love to drive.

Part

front mount kit

"...I ended up with a whole busher front mount kit. And, you know, I bought cams from you guys before I bought a whole bunch of stuff..."

A front mount kit is a set of parts that helps cool the air going into a turbocharged engine. It makes the engine run better by keeping the air cooler.

Term

12, two

"...I remember going 12, two and thinking I was the fastest man alive. I mean,..."

'12, two' means the car could go a quarter-mile in 12.2 seconds, which is a way to measure how fast a car is in drag racing.

Part

AGP 60 dash one

"...I think I had just put on one of those old ass AGP 60 dash ones. I mean, it was way too much terrible to go that fast..."

The AGP 60 dash one is a turbocharger that helps engines produce more power by pushing in extra air. This makes cars go faster than they would normally without it.

Term

ECU

"...I can't imagine trying to figure that ECU out, you know,..."

The ECU, or Engine Control Unit, is like the brain of the car's engine. It helps control how the engine runs by managing things like fuel and timing to make it work better.

Term

tuning

"...to be able to put that into software and kind of get the car to understand what you're telling it. I don't know. I don't, I mean, do you, do you feel that it was really that far? Do you think that that's what made such a quick adaptation to the software and tuning? I don't know..."

Tuning is when you change settings in a car's computer to make it run better or faster. It's like adjusting the recipe for a dish to make it taste just right.

Company

AEM

"...I had to start tuning AEM. So self-talk from, you know, day one. I don't know..."

AEM is a brand that makes parts for cars to help them run better and faster. They create tools that people use to adjust how a car's engine works.

Term

dyno

"I can be on the dyno. I was just here with a customer last week. Yeah. And I was like, you hear that?"

A dyno is a machine that tests how much power an engine produces. It helps mechanics see how well the engine is working and if any changes are needed.

Part

serpentine belt

"It sounded like shut the car down and get out. It was a serpentine belt. It was slowly getting apart."

A serpentine belt is a long, flat belt that connects different parts of an engine to help them work together. If it breaks, those parts can't function properly.

Car

Chevrolet Monte Carlo

"...I had an SS Monte Carlo. I was driving by the Jeep Eagle dealer, which is, yeah, I had no idea it was a Japanese motor..."

The Chevrolet Monte Carlo is a type of car that looks sporty and was made by Chevrolet. It was popular for many years and had powerful engines that made it fun to drive.

Car

Mitsubishi Eclipse

"...I don't know that if it would have been a Mitsubishi dealer with an eclipse sitting there."

The Mitsubishi Eclipse is a small, sporty car made by Mitsubishi that was popular in the 1990s. It is known for being fun to drive and can be modified to go even faster.

Part

Dynamax exhaust

"I did a Dynamax exhaust, which was a two and a quarter inch."

Dynamax exhausts are parts that help your car's engine breathe better, making it sound good and possibly perform better. The size mentioned helps with how much air can flow through.

Company

MoPAR performance

"It was offered through MoPAR performance."

MoPAR is a brand that makes performance parts for certain car brands like Dodge and Jeep. They help make cars faster and more powerful.

Part

K&N drop-in filter

"I did a, I think a K and N drop-in filter."

A K&N drop-in filter is a special part that helps your car get more air into the engine, which can make it run better. It's a replacement for the regular filter.

Term

boost control

"Horton Engineering came out with a boost control."

Boost control is about managing how much extra air pressure a turbocharger puts into the engine. It's important for making sure the engine runs well and doesn't get hurt.

Car

Turbo T Type

"my dad had a turbo T type."

The Turbo T Type is a faster version of the Buick Regal that has a turbocharged engine, which helps it go faster. It was popular in the 1980s.

Car

Chevrolet Vega

"one of the guys had a Vega wagon with a 355."

The Vega wagon is a type of small car made by Chevrolet that has extra space in the back for carrying things. It was made in the early 1970s.

Term

355

"one of the guys had a Vega wagon with a 355."

The 355 is a type of engine that is 5.7 liters in size and is used in some Chevrolet cars. It's known for being powerful and can be made even faster with modifications.

Part

boost gauge

"...when I bought that boost control, I bought the factory boost gauge work and they don't. No, I needed a place to put a boost gauge..."

A boost gauge shows how much extra air pressure is being forced into the engine by a turbo or supercharger. This helps you know if your engine is working well or if there might be a problem.

Term

turbo cars

"...I think when you have touched enough turbo cars to know like almost like what the standard progression path that you're going to do with modifications to be able to make a car faster."

Turbo cars have a special part called a turbocharger that helps the engine produce more power, making the car faster.

Term

fuel cut limit

"...so you don't hit that fuel cut limit, right. And then, and then that immediate..."

The fuel cut limit is a way to protect the engine from getting too much fuel, which can cause damage. It stops the fuel flow when the engine is working too hard.

Car

Volvo 960S

"...rst one, the 92 body style. Right. That car went 960s on that same VPC. I mean, it's then the two car w..."

The Volvo 960 is a safe and sturdy car that was made in the 1990s. People like it because it’s built to last and has good safety features.

Car

Volvo 780S

"...e were ever going to get man. 33 pounds of those 780s. So you, you go on. So, so after you, you make, ..."

The Volvo 780 is a stylish two-door car made by Volvo in the late 1980s. It's known for looking good while still being a safe and reliable choice.

Car

Chevrolet Chevelle

"...as, I could go away and I'd steal the keys to my Chevelle, which I ended up, my mom had. That was my first ..."

The Chevrolet Chevelle is a classic car that was made from the 1960s to the 1970s. It's known for being fast and stylish, and many people remember it fondly as a cool car from the past.

Car

Ford Mustang

"...rk dark old one. Yeah. Okay. And then we did some Mustang stuff, the GTR, SRT fours. So so then I mean, I ..."

The Ford Mustang is a famous sports car that started being made in the 1960s. It's loved for its speed and cool looks, and many people enjoy talking about it because it's a big part of car history.

Car

Infiniti Q45

"...e was parts from things I didn't even know. I had Q45 throttle bodies at one point. I had, you know, I..."

The Infiniti Q45 is a fancy car made by Nissan's luxury brand called Infiniti. It was popular in the 1990s and is known for being comfortable and having lots of high-tech features.

14 cars featured

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