{"version":"1.0.0","episode":{"title":"He put a Duramax in a ‘98 Sierra!","url":"http://getcarcurious.com/episodes/he-put-a-duramax-in-a-98-sierra-11148d72-6dff-4674-b3fc-f3de01a66a04","audioUrl":"https://traffic.megaphone.fm/DIESE4935271440.mp3","description":"Today’s guest walks us through fitting an LLY Duramax in his 1998 \nSierra! We ask him what got him started down the diesel road, challenges\n with fitting it into the truck, and his ultimate plans for power and \nperformance!\n\n\n\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices"},"annotations":[{"startTime":34.8,"endTime":54.4,"type":"concept","title":"Duramax swap","url":"/glossary/duramax-swap","quote":"I'm excited to chat with you today and learn about this LLY Duramax swap that you have. ... Tell us about the platform, the truck that you're doing, the swap on, and then why you chose a Duramax...","canonicalId":"concept:duramax-swap","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"A “Duramax swap” means installing a GM Duramax diesel engine into a different truck or chassis than it originally came with. These builds usually require matching the engine to the truck’s wiring, fuel system, cooling, and drivetrain so everything works together reliably.","simplifiedExplanation":"A “Duramax swap” is when someone puts a Duramax diesel engine into a truck that didn’t originally have that engine. It’s more than just bolting it in—you also have to make the systems work together."}},{"startTime":34.8,"endTime":39.6,"type":"car","title":"LLY Duramax","quote":"I'm excited to chat with you today and learn about this LLY Duramax swap that you have.","canonicalId":"car:lly-duramax","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“LLY Duramax” refers to a specific generation of GM’s Duramax diesel engine family. In swap discussions, the LLY is a popular choice because it’s modern enough to be supported well while still fitting into older GM truck platforms with the right parts.","simplifiedExplanation":"A “Duramax” is GM’s diesel engine. “LLY” is a particular version of that diesel, and people swap it into older trucks to get more modern diesel performance and parts support."}},{"startTime":86.6,"endTime":91.8,"type":"concept","title":"LS swaps","url":"/glossary/ls-swaps","quote":"Everybody does like their LS swaps, the common swap, or they build the 350 they have in them...","canonicalId":"concept:ls-swaps","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“LS swaps” refers to installing an LS-series GM V8 (commonly from the LS1/LS2/LS3 era) into another vehicle. It’s popular because the engines are compact, plentiful, and have strong aftermarket support for wiring, mounts, and performance parts.","simplifiedExplanation":"“LS swaps” means putting an LS V8 engine into a different truck or car. People do it because the engines are common and there are lots of parts and guides to make it work."}},{"startTime":208.2,"endTime":213.2,"type":"part","title":"exhaust manifolds","url":"/glossary/exhaust-manifolds","quote":"So I was getting exhaust manifolds tightened back up because they were leaking. The exhaust that somebody put on it was leaking.","canonicalId":"part:exhaust-manifolds","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Exhaust manifolds collect exhaust gases from the engine cylinders and route them to the rest of the exhaust system. If they’re leaking, you can get exhaust noise, reduced efficiency, and potentially heat damage around the engine bay.","simplifiedExplanation":"The exhaust manifold is the part that gathers exhaust from the engine and sends it down the exhaust system. If it’s leaking, it can make the truck louder and can cause heat and fume issues."}},{"startTime":217.0,"endTime":228.6,"type":"part","title":"core support","url":"/glossary/core-support","quote":"And then I noticed the core support was getting rotted. So I was like, man, I want to just pull that off and then order a new one.","canonicalId":"part:core-support","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"The core support is the structural panel at the front of the vehicle that holds components like the radiator and cooling system in place. When it’s “rotted,” it can compromise cooling alignment and make front-end repairs more involved.","simplifiedExplanation":"The core support is the front metal structure that holds the radiator and other cooling parts. If it’s rotting, the cooling system can become misaligned and repairs get more complicated."}},{"startTime":222.8,"endTime":228.6,"type":"part","title":"radiator","url":"/glossary/radiator","quote":"Well, so I drained the radiator, all that started pulling the core support off and I started looking at it.","canonicalId":"part:radiator","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Draining the radiator is part of removing front-end components like the core support because the radiator is mounted to that structure. Proper coolant draining and refill are important to avoid air pockets and overheating.","simplifiedExplanation":"The radiator holds engine coolant. If you’re taking the front support off, you usually have to drain the coolant first so you don’t spill it and so you can work safely."}},{"startTime":276.3,"endTime":279.8,"type":"term","title":"torque","url":"/glossary/torque","quote":"Have you felt the power of the torque, all that sort of stuff? Like, did that factor into doing it?","canonicalId":"term:torque","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Torque is the twisting force an engine produces. Diesel engines like the Duramax are often praised because they make high torque at lower RPMs, which translates to strong acceleration and effortless pulling."}},{"startTime":355.78,"endTime":360.5,"type":"term","title":"lifted truck","url":"/glossary/lifted-truck","quote":"And just to see this big three-quarter ton four-wheel drive like lifted truck just kind of had that acceleration.","canonicalId":"term:lifted-truck","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"A “lifted truck” has increased ride height versus stock, typically via suspension lift kits or larger tires. Lifting changes steering geometry and ride/handling, and it often goes along with off-road-focused setups."}},{"startTime":355.78,"endTime":360.5,"type":"term","title":"three-quarter ton","url":"/glossary/three-quarter-ton","quote":"And just to see this big three-quarter ton four-wheel drive like lifted truck just kind of had that acceleration.","canonicalId":"term:three-quarter-ton","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“Three-quarter ton” is a truck class based on payload rating (commonly around 3/4-ton capacity). It usually corresponds to heavy-duty configurations like stronger axles, suspension, and towing capability."}},{"startTime":433.4,"endTime":436.5,"type":"term","title":"brakes were out","url":"/glossary/brakes-were-out","quote":"He almost drove through my garage door because the brakes were out of it. So that was almost a little bit of a payment there.","canonicalId":"term:brakes-were-out","priority":0.9,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“Brakes were out” means the truck wasn’t stopping properly or at all, which is a major safety issue. In a project context, it often happens when a vehicle is disassembled, has a failed brake component, or is missing/disabled hydraulic pressure."}},{"startTime":618.7,"endTime":628.0,"type":"concept","title":"body lift","url":"/glossary/body-lift","quote":"...a lot of people that I've seen that do these swaps, they do a body lift on the truck... I'm not a huge fan of body lifts... So I wanted to try to get it without doing any sort of lift on the body at all.","canonicalId":"concept:body-lift","priority":0.5,"confidence":0.82,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"A “body lift” raises the truck’s body relative to the frame using spacers, creating extra clearance for larger components. The speaker says they’re not a fan of body lifts and wants to avoid lifting the body, which affects how they route the engine and drivetrain through the bay.","simplifiedExplanation":"A body lift raises the cab/body higher off the frame to make more room underneath. Some people do it to fit bigger parts, but it can change driveline angles and ride feel, so the speaker is trying to avoid it."}},{"startTime":759.8,"endTime":762.8,"type":"term","title":"turbo","url":"/glossary/turbo","quote":"I could take the turbo out through the, through the engine bay. I wouldn't have to pull the cab or anything like that.","canonicalId":"term:turbo","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"A turbocharger (often shortened to “turbo”) uses exhaust energy to spin a turbine and force more air into the engine for better performance. The speaker’s point is that the turbo can be removed through the engine bay, which suggests good service access."}},{"startTime":768.9,"endTime":775.4,"type":"term","title":"downpipe","url":"/glossary/downpipe","quote":"I could probably change the downpipe on it right in the end, right in the truck as well. That's what I was going to ask you next was about the downpipe.","canonicalId":"term:downpipe","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"A downpipe is the exhaust pipe section that connects the turbo outlet to the rest of the exhaust system. It’s often a tight-fit item on turbo setups, so swap builders discuss whether it can be changed without removing major body components."}},{"startTime":1044.7,"endTime":1063.8,"type":"term","title":"engine out","url":"/glossary/engine-out","quote":"...we were getting the engine out because the garage that I have, it doesn't have a heater in it...","canonicalId":"term:engine-out","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“Getting the engine out” means removing the engine from the truck chassis, usually to replace major components or perform a swap. It’s labor-intensive and often requires good space, tools, and time.","simplifiedExplanation":"“Engine out” means taking the engine out of the truck. It’s a big job, usually done when you’re doing major repairs or a swap."}},{"startTime":1480.4,"endTime":1493.8,"type":"company","title":"ARP","url":"/glossary/arp","quote":"...fresh gaskets all through the engine head studs obviously do like ARP or something just to get it...","canonicalId":"company:arp","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"ARP (Automotive Racing Products) is a well-known aftermarket manufacturer of high-strength engine hardware like head studs. In performance and diesel builds, ARP studs are often chosen for improved clamping force and durability versus many factory fasteners.","simplifiedExplanation":"ARP makes stronger engine bolts and studs. People use them to help the engine stay sealed and handle more stress."}},{"startTime":1480.4,"endTime":1493.8,"type":"term","title":"gaskets","url":"/glossary/gaskets","quote":"...I do want to go in and put I want to put fresh gaskets all through the engine head studs...","canonicalId":"term:gaskets","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Gaskets are sealing components that prevent combustion gases, coolant, or oil from leaking between engine parts. The speaker’s plan to install fresh gaskets alongside head studs indicates a “while you’re in there” approach to ensure proper sealing after the build/testing phase.","simplifiedExplanation":"Gaskets are the seals between engine parts. Replacing them helps stop leaks and keeps the engine running correctly."}},{"startTime":1595.0,"endTime":1602.4,"type":"term","title":"warranty","url":"/glossary/warranty","quote":"...the type of quality that's built behind it with an industry leading warranty that's really comprehensive.","canonicalId":"term:warranty","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Warranty coverage is a key differentiator when buying remanufactured engines. The speaker emphasizes that the engines come with an “industry leading” and comprehensive warranty, which reduces risk compared to buying an unknown used unit."}},{"startTime":1602.4,"endTime":1609.7,"type":"term","title":"OEM engine","url":"/glossary/oem-engine","quote":"...sometimes the options that are out there it's just it's a basic OEM engine. You want a little bit more you don't want to have the same failure again...","canonicalId":"term:oem-engine","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"An OEM engine is a factory-original engine built to the manufacturer’s specifications. The speaker contrasts “basic OEM” with options that aim to prevent repeating a prior failure, implying that some customers want upgraded or different-spec remanufactured builds.","simplifiedExplanation":"An OEM engine is the same type of engine the truck originally came with from the factory. The speaker is saying some people want more than just the exact same setup again."}},{"startTime":1670.8,"endTime":1676.9,"type":"part","title":"rods cranks, pistons","url":"/glossary/rods-cranks-pistons","quote":"They have tons of choices for rods cranks, pistons, valve train upgrades, tons of different things.","canonicalId":"part:rods-cranks-pistons","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Rods and cranks are rotating engine components (connecting rods and crankshaft), while pistons are reciprocating components that compress the air/fuel mixture. The transcript lists these as part categories available for engine builds, implying a bottom-end refresh or performance build."}},{"startTime":1706.9,"endTime":1714.9,"type":"term","title":"lubricity","url":"/glossary/lubricity","quote":"DFC is a 6-in-1 formula, it cleans injectors, boosts C-tane, and it has four times the lubricity as their leading competitor.","canonicalId":"term:lubricity","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Lubricity is how well diesel fuel lubricates fuel system components. The speaker claims the formula has higher lubricity than a competitor, which matters because low-lubricity fuel can increase wear in modern high-pressure diesel systems.","simplifiedExplanation":"Lubricity is how “slippery” the fuel is to protect the fuel system parts. If the fuel isn’t slippery enough, it can cause extra wear over time."}},{"startTime":1731.8,"endTime":1742.8,"type":"company","title":"HotshotSecret.com","url":"/glossary/hotshotsecret-com","quote":"If you go to HotshotSecret.com, use code dieselpod20, it'll get you 20% off your order.\n\nWe really appreciate the team and our friends over at HotshotSecret offering this discount code just for you guys.","canonicalId":"company:hotshotsecret-com","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"HotshotSecret.com is referenced as an online retailer for diesel performance parts and accessories. The speaker provides a discount code, indicating the product ecosystem around diesel builds.","simplifiedExplanation":"They mention HotshotSecret.com as a place to buy diesel-related parts. They also share a discount code to save money on an order."}},{"startTime":1780.7,"endTime":1790.0,"type":"term","title":"firewall","url":"/glossary/firewall","quote":"Me and my friend, we pulled the whole harness because on the 98, the harness is like on plugs right at the firewall.\n\nSo like the inner harness and the outer harness are completely different,","canonicalId":"term:firewall","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"The firewall is the metal barrier between the engine bay and the cabin. The transcript mentions the harness being on plugs near the firewall, which is a common place for major wiring junctions during engine-related work.","simplifiedExplanation":"The firewall is the wall of metal between the engine area and the inside of the truck. Lots of wiring connections are placed near it, so it matters when you’re taking the harness apart."}},{"startTime":1816.1,"endTime":1818.9,"type":"term","title":"mark your wires","url":"/glossary/mark-your-wires","quote":"Mark your wires because right now that's actually what I'm fighting with.","canonicalId":"term:mark-your-wires","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“Mark your wires” is a practical wiring-swap technique: label connectors and wire runs before disassembly so they can be reconnected correctly later. This reduces the chance of miswiring sensors or power/ground circuits during a complex engine harness integration.","simplifiedExplanation":"“Mark your wires” means label the wires before you unplug them. That way, when you put everything back together, you know exactly where each wire goes."}},{"startTime":1988.8,"endTime":2009.2,"type":"term","title":"motor mounts","url":"/glossary/motor-mounts","quote":"...how I built the motor mounts, you know, the custom CAD CAD cardboard aid and development. You're sitting on my makeshift welding table right now... like the motor sitting on on the mounts I made...","canonicalId":"term:motor-mounts","priority":0.9,"confidence":0.95,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Motor mounts are the structural brackets that secure an engine to the vehicle’s frame or subframe. When doing an engine swap, custom motor mounts are often required to position the engine correctly for clearance, driveline alignment, and vibration control.","simplifiedExplanation":"Motor mounts are the parts that hold the engine in place inside the truck. When you swap an engine, you usually have to build or modify the mounts so everything lines up and fits safely."}},{"startTime":2088.9,"endTime":2096.0,"type":"term","title":"supercharge","url":"/glossary/supercharge","quote":"I have that 2010 I was talking about out back that I just put the flatbed off of the the Duramax on that truck and I want to supercharge that someday.","canonicalId":"term:supercharge","priority":0.9,"confidence":0.95,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Supercharging adds forced air to an engine using a belt-driven compressor, letting it make more power than it would naturally. On a diesel build, it usually means additional supporting changes (fueling, intercooling, and tuning) to keep it reliable."}},{"startTime":2159.0,"endTime":2172.14,"type":"term","title":"EFI Live tune","url":"/glossary/efi-live-tune","quote":"Cause when it fires up and you know, you're driving it and decide you want a little bit more power and I'm sure do an EFI live tune, you know, on it.","canonicalId":"term:efi-live-tune","priority":0.5,"confidence":0.88,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"EFI Live is an aftermarket engine tuning platform used to reprogram a vehicle’s factory engine control unit (ECU). A “tune” can adjust fueling, boost (where applicable), and other parameters to better match the engine’s modifications.","simplifiedExplanation":"An EFI Live tune is a way to adjust how the engine computer runs the engine. After you add parts or change performance, a tune helps the truck run better and make the power you’re aiming for."}},{"startTime":2183.9,"endTime":2199.4,"type":"term","title":"aftermarket","url":"/glossary/aftermarket","quote":"Now with the aftermarket and this kind of being your first diesel truck that you're, that you're going to be like going really heavy into like, what have you thought about the aftermarket side?","canonicalId":"term:aftermarket","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"The aftermarket is the ecosystem of non-factory parts, tuners, and performance shops that modify or upgrade a vehicle. Diesel trucks often have a large aftermarket because tuning and supporting hardware can change power and drivability.","simplifiedExplanation":"Aftermarket means parts and upgrades that aren’t made by the truck’s original manufacturer. For diesel trucks, it’s where you go for performance and reliability improvements."}},{"startTime":2235.7,"endTime":2240.5,"type":"company","title":"Sinister Diesel","url":"/glossary/sinister-diesel","quote":"I've been trying to stick more towards like, I think sinister diesel is more forward, but I'm not 100%.","canonicalId":"company:sinister-diesel","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Sinister Diesel is an aftermarket company known for Duramax performance parts and tuning-related products. In conversations like this, it usually represents a more established supplier compared with random marketplace listings.","simplifiedExplanation":"Sinister Diesel is a company that makes aftermarket upgrades for diesel trucks. People mention them because they’re known for selling parts that are meant to work together."}},{"startTime":2240.5,"endTime":2254.6,"type":"company","title":"WC fab","url":"/glossary/wc-fab","quote":"But like sinister diesel, uh, HSP, WC fab, all them guys, I could try to like watch more of their stuff... I know WC fab, they actually do.","canonicalId":"company:wc-fab","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"WC fab is an aftermarket fabrication shop referenced here for Duramax conversion work. The speaker specifically notes that WC fab makes Duramax conversion kits for older “square body” trucks.","simplifiedExplanation":"WC fab is a company that builds custom parts for diesel truck projects. In this case, they’re known for kits that help swap a Duramax into older trucks."}},{"startTime":2924.52,"endTime":2941.4,"type":"term","title":"33s","url":"/glossary/33s","quote":"So my dad being a Dodge guy, my first truck was supposed to be a 98 Ram 1500. It was had the 5.2 and it was maroon single cab long box four wheel drive on 33s. It was a pretty sweet looking truck.","canonicalId":"term:33s","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"“33s” is shorthand for 33-inch tires, a common upgrade on trucks for more ground clearance and a more aggressive stance. Larger tires can also affect ride quality, gearing, and fuel economy.","simplifiedExplanation":"“33s” means the truck would have 33-inch tires. Bigger tires can make the truck look tougher and can change how it drives and how it uses fuel."}},{"startTime":2924.52,"endTime":2941.4,"type":"term","title":"four wheel drive","url":"/glossary/four-wheel-drive","quote":"So my dad being a Dodge guy, my first truck was supposed to be a 98 Ram 1500. It was had the 5.2 and it was maroon single cab long box four wheel drive on 33s. It was a pretty sweet looking truck.","canonicalId":"term:four-wheel-drive","priority":0.5,"confidence":0.85,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Four-wheel drive (4WD) sends power to both the front and rear axles, improving traction in snow, mud, and off-road conditions. For trucks, 4WD is a major part of how they’re used and how they’re set up.","simplifiedExplanation":"Four-wheel drive means power goes to all four wheels. It helps the truck grip better in slippery or rough conditions."}},{"startTime":3148.8,"endTime":3167.3,"type":"company","title":"Kershaw","url":"/glossary/kershaw","quote":"Don't forget diesel fans, make sure and head on over to kershaw.kaiusa.com. Use code 20 TD eight FR 26 to get 20% off your order.","canonicalId":"company:kershaw","priority":0.5,"confidence":0.9,"source":"hybrid-fuzzy+gpt-5.4-nano","data":{"explanation":"Kershaw is a knife brand mentioned as part of the episode’s sponsor segment. While not automotive, it’s relevant to the podcast’s listener discount and shopping context.","simplifiedExplanation":"Kershaw is a knife company. The host is sharing a discount code for listeners."}}],"speakers":[{"id":"s1","name":"The Diesel Podcast","role":"host"}],"transcripts":[{"url":"http://getcarcurious.com/episodes/he-put-a-duramax-in-a-98-sierra-11148d72-6dff-4674-b3fc-f3de01a66a04/transcript.vtt","type":"text/vtt"}]}