The Diesel Podcast

Attorney Stewart Cables joins us today to talk about truck accidents and ways owners can help protect themselves. We discuss what happens from a legal perspective, how insurance coverage factors into the situation, and more. Stewart D. Cables is a founding partner of Hassan + Cables. Stewart specializes in general business representation and a variety of trial work. Stewart's practice areas include complex civil litigation, employment law, criminal and DUI defense, transactional work for corporations and LLCs, and counsel for non-profit entities. Stewart Cables E: stewart@hassancables.com P: 303-625-1025 ext.2 https://www.hassancables.com/stewart-d-cables -------------------------------- Disclaimer: This video is for general information purposes only. It is not intended to provide legal advice of any kind. No one should act, or refrain from acting, based solely upon the information provided on this podcast, without first seeking appropriate legal or other professional advice. Learn more about your ad choices. Visit megaphone.fm/adchoices

Diesel Conversion Specialists converted a 1979 F250 to a 7.3L Powerstroke with 4R100! They chat with us about the details of fitting the engine, turbo, downpipe, transmission, and give tips for the entire conversion process. We also talk about their standalone 7.3L Powerstroke engine harness hitting the market soon. Learn more about your ad choices. Visit megaphone.fm/adchoices

Lenny from Dynomite Diesel joins us to talk about L5P injectors, a 600HP build, and his thoughts on the 8.3L Duramax. We also cover injector nozzles and how manufacturing details can make or break a setup. Learn more about your ad choices. Visit megaphone.fm/adchoices

A listener reached out and wanted us to discuss the 10R140 swap behind a 7.3L Powerstroke. We are joined by US Shift, the company pioneering the controller and swap, along with the truck’s owner. Does it make that big of a difference vs a 4R100? How hard is the swap itself? We go into the details of making it work, how it changes the driving experience, and if US Shift will be offering other transmission swap options! Learn more about your ad choices. Visit megaphone.fm/adchoices

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Red dye diesel was recently approved for use on public roads and people are asking - is it safe to use? Power Service joins us today to answer if it’s ok for modern diesel trucks. We also talk about three proactive steps to winterize our trucks before Winter really hits.  Learn more about your ad choices. Visit megaphone.fm/adchoices

One of the most overlooked upgrades for transmissions is the cooler itself. Fluidyne joins us today to talk about diesel transmission coolers, when an upgrade is in order, and the difference between aftermarket options. We tackle the questions of why temperatures matter, how some aftermarket coolers make the transmission hotter, and details in construction that separate a bad cooler from a great one. Learn more about your ad choices. Visit megaphone.fm/adchoices

Andrew at Long Range Gear chats with us about manual transmission failures, the challenge with discontinued parts, and ways he is innovating with cutting edge technology. We go over G56, NV5600, NV4500, as well as ZF5/6 transmissions and components. From case flex to synchros and fluid recommendations, this episode has it all! https://www.youtube.com/camaro72andrew Learn more about your ad choices. Visit megaphone.fm/adchoices

There’s been online noise about a potential trucker strike on October 1st. We ask a trucker what he’s seeing and hearing on the road and from fellow truckers. Why would they strike and is it real? Learn more about your ad choices. Visit megaphone.fm/adchoices

With some 6.7L Powerstroke trucks getting some miles on them, worn out injectors can become an issue. Holder’s Diesel joins us to go over what to look for, sizing a set for your use or build, and cutting edge technology fueling their injector development program. 40% OFF KERSHAW KNIVES with code: DIESELPOD40 Discount code valid until December 31, 2026 40% off your entire cart at Kershaw Knives with code: DIESELPOD40 FREE Shipping over $50 https://kershaw.kaiusa.com/ Learn more about your ad choices. Visit megaphone.fm/adchoices

In a few months, the oil we can purchase on the shelves changes. Shawn Whitacre, Principal Engineer at Chevron Lubricants, joins us for an in-depth look at the changes. We also discuss how the Delo lineup is formulated for high stress areas in modern diesel engines. 40% OFF KERSHAW KNIVES with code: DIESELPOD40 Discount code valid until December 31, 2026 40% off your entire cart at Kershaw Knives with code: DIESELPOD40 FREE Shipping over $50 https://kershaw.kaiusa.com/ Learn more about your ad choices. Visit megaphone.fm/adchoices

Early 6.7L Powerstroke owners can take advantage of the improvements Ford made to the engine in 2020+ models. J&K Engines details how every 6.7L Powerstroke that leaves their facility comes with the updated steel pistons and rotating assembly upgrades seen in current 6.7L Powerstrokes. We discuss how this impacts long-term reliability and performance for those maximizing longevity. Learn more about your ad choices. Visit megaphone.fm/adchoices

In this episode, we sit down with J&K Engines to take a closer look at the 4.5L Powerstroke - where it came from, what vehicles it was used in, the years it was available, and what made this unusual diesel different. We also dig into the engine design, including the compound turbo setup found on certain versions, and how the 4.5L compares to the Powerstroke engines most diesel owners are familiar with. If you’re a Ford diesel enthusiast and thought you knew the Powerstroke lineup, this is an engine worth knowing about. Learn more about your ad choices. Visit megaphone.fm/adchoices

John Muldoon from Muldoon’s Performance Transmissions joins us to talk about the biggest problem facing 68RFE’s in 2026. And it’s not what you think. He also tells us common mistakes that happen with transmissions and how we can avoid expensive repairs. Learn more about your ad choices. Visit megaphone.fm/adchoices

Salty Box Racing set a new diesel record and the team joined us from the track! We go behind the scenes at Speed Week 2026 and learn about their Cummins, challenges in the environment, and the thrill of competing at these intense speeds. Learn more about your ad choices. Visit megaphone.fm/adchoices

Are some factory engines beyond hope and just need a different engine entirely? Diesel Conversion Specialists joins us to take an in-depth look at all Cummins engines, which make the best swap candidates, and trucks that can benefit most from the conversion Learn more about your ad choices. Visit megaphone.fm/adchoices

Glory Days Speed Shop is back on The Diesel Podcast to talk about the latest updates to the Thunder Muzzle and the idea behind giving diesel truck owners control over their exhaust sound. Want an aggressive diesel exhaust when you’re getting on the throttle, but something quieter when cruising down the highway? We talk about how the adjustable muffler is designed to offer both, what’s changed with the latest version, and what they’ve learned from getting the product into the hands of diesel owners. We also get into the story behind Glory Days Speed Shop—from developing an idea and launching a new diesel product to growing the company and figuring out what comes next. If you like the sound of a straight-piped diesel but don’t necessarily want to live with it every mile, this episode is for you. Learn more about your ad choices. Visit megaphone.fm/adchoices

Power Service joins us to talk about biodiesel and what diesel truck owners need to know about the fuel going into their tanks. Biodiesel can offer benefits, but it can also create new challenges for your diesel fuel system. We discuss how biodiesel can contribute to microbial growth, fuel contamination, storage issues, and additional maintenance concerns that truck owners may not realize are happening inside the tank. We also cover what biodiesel blends mean for modern diesel engines, how fuel quality can affect filters and other fuel system components, and what owners can do to help prevent fuel-related problems. Learn more about your ad choices. Visit megaphone.fm/adchoices

Diesel injector sizing can get confusing fast. Percent over, hole size, liters per minute (LPM)—what do these ratings actually tell you, and how do you know which injectors are right for your build? Lenny Reed from Dynomite Diesel Products joins us to break down the different ways diesel injectors are rated and why comparing injectors isn't always as straightforward as the numbers make it seem. We talk about what “percent over” actually means, flow ratings, injector sizing, and why choosing the right injector needs to match the horsepower goals and overall setup of your truck. Whether you're building a Cummins, Duramax, or Power Stroke, understanding injector sizing can help you make better decisions before spending money on your fuel system. Learn more about your ad choices. Visit megaphone.fm/adchoices

Modern diesel engines generate a lot of heat, and keeping that heat under control puts a huge demand on the cooling system. But how often should you actually change your coolant, and what happens when you leave it in too long? Rislone joins us to talk about diesel cooling systems, proper coolant maintenance, and some of the common mistakes truck owners make. We discuss corrosion and contaminants that can build up over time, how coolant condition can affect heat transfer, best practices when changing coolant, and why maintaining the cooling system is so important on modern Cummins, Duramax, and Power Stroke engines. Learn more about your ad choices. Visit megaphone.fm/adchoices