Solder and Soot is produced by NARSA/IDEA, an international trade association connecting shops, manufacturers, and distributors in the cooling systems and diesel emissions industries. Each episode, our hosts interview entrepreneurs and industry leaders to learn more about their business challenges and success stories.
You can find Solder & Soot on iTunes and Spotify, as well as http://narsa-idea.org
Interested in sponsoring an episode of Solder & Soot? Email info@narsa.org!
Latest Episodes
Solder & Soot Podcast Episode 40: 2026 Spring Conference Preview at L&M Radiator
Feb 27 2026In this Solder & Soot episode, we have an in-depth preview of the 2026 Spring Conference in Minnesota hosted by NARSA member L&M Radiator, the manufacturer of MESABI products.
This year's meeting from April 29-30 is focused on extreme duty and severe duty cooling applications, a topic that continues to grow in importance across heavy-duty, off-highway, mining, and industrial markets. From technical presentations to hands-on sessions, hear from organizers about everything attendee...
Solder & Soot Podcast Episode 39: Industria CORE
Jan 31 2026We are kicking off Season 6 with Rafael Taveras of Industria CORE, based in the Dominican Republic. As a longtime board member, Rafael discusses his company’s relationship with NARSA and the benefits from being a part of this growing international association.
Solder & Soot Podcast Episode 38: 2025 End of the Year with President Corey Roppel
Dec 16 2025In this special episode of "Solder & Soot," hosts Bobby Duran and Nathan Ingrao take a look back at the past year with NARSA President Corey Roppel. Hear their favorite moments from all of the association events and learn about the challenges that impacted the cooling systems industry the most in 2025.
“Solder & Soot” Podcast Episode 36: Jim Butitta & Dave Doll
Oct 28 2025In this special episode of Solder & Soot, we sit down with 2 former NARSA Presidents, Jim Butitta and Dave Doll. Together, they have more than a century of expertise in the cooling systems industry. They share some of their favorite NARSA memories and tell us about the mentors in the association who helped shape their careers.
“Solder & Soot” Podcast Episode 35: Iglu Radiadores
Aug 4 2025In this episode of Solder & Soot, we chat with Marcos Manrique of Iglu Radiadores. Hear from Marcos about how he modernized his family's company, the unique challenges Brazilian business owners face, and how NARSA helped Iglu Radiadores achieve their dream of becoming a manufacturer.
“Solder & Soot” Podcast Episode 34: Matt Booth (2025 Spring Conference Keynote Speaker)
Apr 18 2025In this bonus podcast, we sit down with Matt Booth, a published author and Attitude Expert. Matt will be the keynote speaker at our 2025 Spring Conference (May 15 & 16) in Quad Cities, Iowa. In this episode, we learn from Matt about how your business success begins with adjusting your attitude.
“Solder & Soot” Podcast Episode 33: Johnson Manufacturing Co.
Mar 19 2025As we prepare for our 2025 Spring Conference, we sit down with Aaron Morrow of Johnson Manufacturing, a longtime NARSA member. In this episode, we get a sneak peek of what members can expect to see as we tour Johnson Mfg and John Deere's facilities in Iowa. We also get a preview of our technical presentations and discussions.
“Solder & Soot” Podcast Episode 32: TitanX
Jan 31 2025We're kicking off Season 5 of the Solder & Soot Podcast with new host Nathan Ingrao who joins veteran host Bobby Duran. This episode will certainly appeal to all engineering and radiator geeks as we sit down with Matt Moore of TitanX who has more than 36 years in the cooling systems industry. From durability testing to the future of electric vehicles, Matt gives us real insight into the OE side of manufacturing.
“Solder & Soot” Podcast Episode 31: Introducing Nathan Ingrao & 2024 Recap
Dec 26 2024From our first solo diesel emissions event to the International Tour in Poland to another successful AAPEX--- in our final podcast of 2024, we look back on all of NARSA/IDEA's events. We also learn more about our new Executive Director Nathan Ingrao who will take over for Mark Taylor effective January 1. Hear from Nathan about what's next for NARSA/IDEA in 2025.
“Solder & Soot” Podcast Episode 30: Joe & Anthony DePonio
Dec 9 2024Did you know NARSA was originally known as MRSA? In the latest episode of Solder & Soot, Joe and Anthony DePonio lead us into a deep dive of NARSA's 70-year history starting with NARSA's first President Dominick DePonio. Plus, we learn more about Joe and Anthony's careers in cooling systems from Heatex to LKQ.
“Solder & Soot” Podcast Episode 29: More on Coolants with Joe Long (Old World Industries)
May 31 2024We continue the conversation on coolants with Joe Long of Old World Industries. Members will likely remember Joe from our podcast in 2021 and at our Houston Heavy-Duty Conference in 2022 where he discussed Coolants 101. Joe will be back with us in Chicago at our Heavy-Duty Conference June 6 with more on coolants and how the electric vehicles may impact our industries.
“Solder & Soot” Podcast Episode 28: Meridith Elliott Powell
May 4 2024In this latest episode of "Solder & Soot," we sit down with business strategist Meridith Elliott Powell, who will be our keynote speaker at our upcoming 2024 Heavy-Duty Conference in Chicago (June 6). Hear a preview of what NARSA/IDEA members can expect during Meridith's presentation called, "THRIVE: Turn Uncertainty To Your Competitive Advantage."
“Solder & Soot” Podcast Episode 27: Jim D's DPF Cleaning Service
Mar 27 2024Ahead of IDEA’s first ever DPF Training event, we sat down with Jim Drespling of Jim D’s DPF Cleaning Service, who is hosting the meeting coming up in April. From bung removal to various cleaning procedures to ultrasonic testing, hear from Mark, Bobby, and Jim D about what members can expect at our upcoming meeting in Pennsylvania.
“Solder & Soot” Podcast Episode 26: DRC Heat Transfer
Feb 13 2024Solder & Soot is back in 2024! In our first episode of season 4, we sit down with DRC Heat Transfer's President/CEO Brian Cahill. From locomotives to modern day cooling systems, we learn all about the company's history in Illinois. You'll also get a sneak peek of the upcoming 2024 Spring Conference, which is hosted by DRC Heat Transfer.
“Solder & Soot” Podcast Episode 25: Hunter Radiators
Jun 13 2023In this episode of "Solder & Soot," we sit down with Mark Arbeau of Hunter Radiators based out of Edmonton, Alberta in Canada. As Mark explains, his family wasn't involved in the radiator business, but he came into the industry thanks to a unique opportunity. We also learn what challenges Canadian radiator shops deal with and what it means to "take things to a level 11."
“Solder & Soot” Podcast Episode 24: Joel Block
Apr 6 2023What do a successful business owner and an expert Black Jack player have in common? According to futurist and longtime venture capitalist Joel Block, both are Advantage Players™. In this episode of "Solder & Soot," hosts Mark Taylor and Bobby Duran sit down with Joel about what it means to be an Advantage Player™ and how that relates to the cooling systems industry. Joel will be the keynote speaker at NARSA/IDEA's 2023 Spring Conference at Empire Radiator in Rochester, ...
“Solder & Soot” Podcast Episode 23: Dolphin
Feb 22 2023If you're involved in the cooling systems industry, you likely know the name Dolphin. Ahead of NARSA's 2023 International Tour in the Middle East, we sit down with Riddhish Kapadia of the Dolphin Group to learn more about the manufacturer's history and its extensive footprint across the world. In this episode, we also learn about the key decisions that are helping Dolphin achieve its dream goal: to become a $25 million company in the next 7 years.
“Solder & Soot” Podcast Episode 22: “A Cooling Systems Christmas Carol”
Dec 30 2022To wrap up 2022, Solder & Soot's Mark Taylor and Bobby Duran have curated a Cooling Systems Christmas Carol. In this special episode, our hosts reflect on the past, present, and future of NARSA/IDEA and what big events impacted our members.
“Solder & Soot” Podcast Episode 21: Pat O’Connor
Nov 14 2022In this episode of "Solder & Soot," we sit down with cooling systems industry expert Pat O'Connor, Vice President of Sales at Johnson Manufacturing. Pat will be inducted into NARSA's Cooling Systems Hall of Fame in 2023. Without a doubt, NARSA would not be what it is today without Pat's influence. In addition to hearing about his successful career, we learn how Pat was instrumental within our association in bridging the gap between manufacturers and service shops.
“Solder & Soot” Podcast Episode 20: L&M Radiator
Sep 23 2022Minnesota-based L&M Radiator is well-known in the cooling systems industry, but our listeners may not know the company's origins and how it can be traced back to WWII. In this episode of Solder & Soot, we sit down with David "Sully" Sullender to learn what sets MESABI® products apart.
“Solder & Soot” Podcast Episode 19: Roppel Industries
Aug 10 2022In the cooling systems industry, the Roppel family of Kentucky is well known. In this episode of “Solder & Soot,” we sit down with father and son Tom and Corey Roppel to learn about the early days of the family business and how Roppel Industries has transformed over the past 75 years. This episode isn’t strictly all business, though. We also talk about Kentucky bourbon, learn about Tom’s best pranks, and hear why the Roppels refuse to wear socks.
“Solder & Soot” Podcast Episode 18: Luis Duran
Jul 13 2022We dive into the dynamics of running a family business with Bobby’s father Luis Duran in this episode of “Solder & Soot.” Learn how Luis first got involved in the cooling systems industry, his service in the Air Force, and how he ran two companies in New Jersey and Puerto Rico. You’ll also hear from Luis about how vital NARSA was to his success.
“Solder & Soot” Podcast Episode 17: BGR Radiator
May 4 2022On this episode of “Solder & Soot,” we learn the ins and outs of on-site generator service with the Davis brothers of BGR Radiator in Connecticut. Hear how the business has changed over the years, where BGR really shines, and what Jamie and Nick Davis say is one of their biggest challenges in the cooling systems industry.
“Solder & Soot” Podcast Episode 16: West End Radiators
Apr 4 2022We learn all about Canada’s West End Radiators and the Feeleus family in this episode of “Solder & Soot.” Wayne Feeleus walks us through the company’s 60+ years of history as a cooling systems service shop and growth as a manufacturer. Hear what Feeleus says drives his success. Plus, we also find out more about West End Radiator’s most recent venture, the launching of its new aluminum manufacturing plant.
“Solder & Soot” Podcast Episode 15: American Radiator
Feb 27 2022In this episode of "Solder & Soot," we sit down with Joel Christianson of American Radiator which is based in Iowa. As we all know, the only constant thing in life is change. And Joel's story is a great example of learning how to adapt in this industry and how to diversify. In addition to learning more about the history of American Radiator, we also discuss what makes business partnerships successful and what opportunities lie in DPF cleaning.
“Solder & Soot” Podcast Episode 14: Frank Finger Part 2
Jan 30 2022We couldn’t fit all of Frank Finger’s wisdom into one episode, so we continue the conversation with the legend himself in Part 2. Expanding your business can be tricky, and you need the right strategy. In this episode, we hear from Frank about his move into distribution and how he developed the sales business. Frank also talks about his own exit strategy when he sold his company. Plus, hear why Frank Finger says NARSA/IDEA members have to be brave when it comes to business in this ep...
“Solder & Soot” Podcast Episode 13: Frank Finger
Dec 28 2021We are kicking off Season 2 of "Solder & Soot: A NARSA/IDEA Podcast" with a pioneer in the cooling systems world: Frank Finger, whose career spans nearly 80 years. Mr. Frank is not only a dear friend to both Bobby Duran and Mark Taylor, but he's also a wealth of information to everyone in NARSA/IDEA. In Part 1 of this interview, we learn about the early days of NARSA/IDEA in the 1950s, how the radiator industry has changed over time, and the piece of business advice that Frank's fa...
“Solder & Soot” Podcast Episode 12: Empire Radiator Service
Dec 3 2021In this latest episode of "Solder & Soot," we sit down with three generations of Schelkuns (Mike, Jim, and Andrew) who run Empire Radiator Service. We dive into the past, present, and future plans of the Rochester, New York-based company and dig into what it's really like working with your family.
“Solder & Soot” Podcast Episode 11: Mike’s Radiators
Oct 28 2021We learn all about life in Zimbabwe with Mike Marques and Darren Maboreke of Mike's Radiators in this episode of "Solder & Soot." They are new members to NARSA/IDEA, but they're both experienced in the world of cooling systems. From recruiting employees to finding materials, we discuss the challenges of operating a radiator shop in Africa. Plus, have you heard of the African tiger fish? We learn more about this monster of a fish, and why it's especially tough to catch.
“Solder & Soot” Podcast Episode 10: Jeff Thorpe (G & M Radiator)
Oct 2 2021This episode we jump across the pond to speak with Jeff Thorpe of G & M Radiator based in Scotland. G & M’s roots go back all the way to 1919. Not only do we find out about cooling systems industry history overseas, but we learn more about the skilled labor shortage challenges the UK is dealing with. A member of NARSA/IDEA for many years, G & M also shares some exciting breaking news with us about the company’s future plans!
“Solder & Soot” Podcast Episode 09: All About Coolants (Old World Industries)
Aug 29 2021Did you know that 40% of engine downtime is coolant-related? This month on “Solder & Soot,” we dive into the science of coolants with Joe Long of Old World Industries. Joe has more than 40 years of experience in the trucking industry and is definitely an expert in his field. Not only does Joe answer our top questions, but he also explains the most common mistakes technicians make when it comes to coolants, cleaners, and other chemicals in this latest episode.
“Solder & Soot” Podcast Episode 08: Jamie Irvine (The Heavy-Duty Parts Report)
Aug 2 2021We discuss current industry trends with Jamie Irvine of The Heavy-Duty Parts Report podcast. Jamie has worked in the heavy-duty parts industry since 1998 and is currently a Sales and Marketing Consultant. Why should businesses focus on service? How can companies eliminate waste and inefficiency? Jamie breaks down how you can succeed against your competition in the latest episode of "Solder & Soot: a NARSA/IDEA Podcast."
“Solder & Soot” Podcast Episode 07: David Bienvenu (Radiator Service Co., Inc.)
Jun 27 2021This week, we chat with cooling systems veteran David Bienvenu of Radiator Service Co., who is based in Houma, Louisiana. He's the go-to guy many of our NARSA/IDEA members call when they have a question. But unlike some, David didn't grow up in the radiator business. Learn how he got into the industry, the most costly mistake he ever made, and how NARSA helped him overcome challenges in this special episode.
“Solder & Soot” Podcast Episode 06: Chuck & Bryan Braswell (Rocky Mount Radiator & AC)
May 27 2021Chuck and Bryan Braswell join us from North Carolina at Rocky Mount Radiator & A/C, which is a fourth-generation family-owned business, and their involvement with NARSA/IDEA runs deep as well. Chuck is a former NARSA/IDEA President and Bryan currently serves as a Board member. Learn how NARSA/IDEA has contributed to their success, about their future goals to expand the business, and what it’s really like working closely with your parents in this latest episode.
“Solder & Soot” Podcast Episode 05: Economist Dr. Mary Kelly
Apr 28 2021How has COVID-19 impacted the global supply chain? In this episode, we sit down with Dr. Mary Kelly, a renowned economist, author, public speaker, and professor. Hear how Dr. Kelly describes the current state of the economy and what business owners need to know about what could happen next.
“Solder & Soot” Podcast Episode 04: Diesel Emissions Service
Apr 7 2021In Episode 4, we talk with Steve Hoke of Diesel Emissions Service. Hoke’s empire has grown to include manufacturing and distributing diesel particulate filter accessories and parts. Hear how his business philosophy focuses on relationships and how he’s helping educate other members within NARSA/IDEA.
“Solder & Soot” Podcast Episode 03: Joe McGovern: “King of Niche Products”
Mar 19 2021In Episode 3 of "Solder & Soot," we sit down with Joe McGovern whose career spanned more than 40 years in the radiator business. Hear from Joe about his experience traveling throughout the country in his RV, his success in a niche market, and how NARSA played a major role in his career.
“Solder & Soot” Podcast Episode 02: Don Hart Radiator
Jan 29 2021In our second episode, we sit down with Don Hart of Don Hart Radiator in Texas. Hart’s ties in the industry actually go back more than 100 years. Hart discusses what he's learned from his mistakes and the role NARSA/IDEA has played in the success of his business.
“Solder & Soot” Podcast Episode 01
Jan 1 2021NARSA/IDEA is proud to introduce our new podcast Solder & Soot. In our series premiere, hosts Mark Taylor and Bobby Duran discuss their career paths, how they began working with one another, and how they became involved with NARSA/IDEA.
Solder & Soot Podcast Hosts:
ABOUT NATHAN INGRAO:
Nathan Ingrao is the Executive Director of NARSA/IDEA. He has 8 years of experience in the Heavy Duty Automotive Industry, and prior to joining NARSA, he specialized in Independent Aftermarket Sales at TitanX.
ABOUT BOBBY DURAN:
Bobby Duran is President of Cooling Systems Caribe in Aibonito, Puerto Rico. Bobby started his career with S&F Radiator Service in New Jersey in 2005 and successfully exited the business in 2016. He has been NARSA member for 15 years and board member for more than 10 years. He also previously served as NARSA/IDEA's President (2021-2022).