This is a Duramax LBZ engine for sale in fairly used condition: a complete 6.6 litre V8 turbo diesel out of a 2006 or 2007 Chevrolet Silverado or GMC Sierra HD, inspected, compression-tested and ready to ship worldwide. It’s the Duramax many owners rate the best: 360 hp, 650 lb-ft, and no diesel particulate filter.
We confirm fitment from your VIN and send photos of the actual engine before you pay.
What’s Included With This Duramax LBZ Engine for Sale
- Cast iron block with crank, rods and pistons
- Both aluminium cylinder heads with valvetrain
- Injectors and fuel rails (condition noted on your quote)
- Bosch CP3 high-pressure fuel pump
- Garrett variable geometry turbocharger
- Intake, EGR valve and cooler
- Valve covers, oil pan and front cover
- Compression results, photos and crating on a pallet
The Allison transmission, computer and harness aren’t included unless we agree it in writing.
Duramax LBZ Specifications
| Engine | GM 6.6L Duramax LBZ |
| Layout | 90-degree V8, turbocharged, intercooled, 4 valves per cylinder |
| Displacement | 6.6 L (402 cu in) |
| Bore x stroke | 103 mm x 99 mm |
| Compression | 16.8:1 |
| Fuel system | Bosch common rail with CP3 pump |
| Output | 360 hp, 650 lb-ft |
| Emissions | EGR, no DPF, no DEF |
| VIN code | 8th digit D |
| Oil capacity | About 10 quarts with filter |
| Transmissions | Allison 1000 6-speed, ZF6 manual |
More background is in the Duramax V8 article on Wikipedia.
Vehicles This Duramax LBZ Engine for Sale Fits
- 2006 to 2007 Chevrolet Silverado 2500HD and 3500 (2007 Classic body)
- 2006 to 2007 GMC Sierra 2500HD and 3500 (2007 Classic body)
- 2006 to 2007 Chevrolet Kodiak and GMC TopKick medium-duty trucks
In 2007, GM sold Classic trucks with the LBZ and new-body trucks with the LMM at the same time. If your VIN has a 6 in the eighth digit, you need an LMM instead. We check every order against the VIN so you get the right engine.
Condition and Testing
Every Duramax LBZ engine for sale on this page is fairly used and tested. Before listing, we:
- Run compression or leak-down on all eight cylinders
- Check blow-by
- Inspect the oil for fuel, coolant or metal
- Check turbo shaft play and vane movement
- Look at the intake for dust, which wears rings fast
- Check the EGR cooler for coolant leaks
- Turn the crank by hand to feel for binding
You get the results and photos of the exact engine with your quote.
Why the LBZ Holds Its Value
The LBZ only ran for about a year and a half, so supply is limited. It has stronger internals than the LLY before it, runs cooler when towing, and handles a sensible tune well. Without a DPF or DEF it’s simpler and cheaper to run than later diesels. That’s why a clean Duramax LBZ engine for sale costs more than other early Duramax engines, and why trucks with a good one sell fast.
Do You Need a Replacement Engine?
A sooted EGR, a sticky turbo or a leaking water pump is a repair. It’s time to look at a Duramax LBZ engine for sale when you have a knock, a spun bearing, a dusted engine with heavy blow-by, a cracked piston, or coolant in the oil. A tested used engine usually costs less than a rebuild and gets you working sooner. Our replacement engine cost guide helps you compare.
Why Buy This Duramax LBZ Engine for Sale
- Tested with real numbers for every cylinder
- Confirmed as a genuine LBZ, not an LLY or LMM
- Fitment checked by VIN before you pay
- Photos of the actual engine
- Written warranty
- Worldwide shipping with tracking
Install Advice
- Fit a new air filter and check the intake ducting for leaks
- Clean the intercooler and pipes, especially after a turbo failure
- Change the fuel filter and bleed the fuel system
- Refill and bleed the cooling system with the correct coolant
- Prime the oil system before first start
- Fit head studs before adding serious power
Look after it like this and your Duramax LBZ engine for sale should go a very long way.
Who Buys This Engine
Owners of 2006 and 2007 trucks who plan to keep them for good, tuners building power, hot-shot drivers, contractors, Kodiak and TopKick fleets, repair shops, and exporters supplying markets where a diesel without a DPF is worth a premium. Fleets sometimes keep a spare Duramax LBZ engine for sale ready to go so a breakdown doesn’t park a truck for weeks.
Used vs Remanufactured
A remanufactured LBZ long block is usually sold without injectors, the CP3 pump or the turbo, and those parts aren’t cheap. A fairly used Duramax LBZ engine for sale arrives as a more complete unit, has already run in a truck, and costs a lot less overall. For most owners, it’s the better buy.
Towing, Heat and Fuel
The LBZ and six-speed Allison make a strong towing pair. Clean the radiator, intercooler and transmission cooler every season, use the correct coolant and keep it fresh, and watch temperatures on long climbs. Change fuel filters on time and drain the water separator, because common-rail systems hate water and dirt. If you’re planning more power, fit head studs first and plan for a stronger transmission. Look after these basics and your Duramax LBZ engine for sale will pull hard for a long time.
Shipping Worldwide
We ship to buyers across the Americas, the Caribbean, Europe, Africa, the Middle East, Asia and Oceania. The engine is drained, sealed, bolted to a pallet and wrapped. Freight is quoted by weight and destination, and we handle export paperwork. See our shipping policy.
Payment and Ordering
We accept bank transfer only.
- Add this Duramax LBZ engine for sale to your cart, or send us your VIN.
- We confirm the fit and send photos, test results and a written quote with freight.
- You pay by bank transfer.
- We crate and ship the engine and send tracking.
Read our refund and returns policy before ordering.
More Reading
Our Duramax LBZ buyer’s guide covers specs, weak spots and buying checks in detail. You may also need the Allison 1000 transmission. For earlier trucks see the Duramax LB7 engine, and for 2007.5 to 2010 the Duramax LMM engine. Browse all Chevy engines or the full shop.
Questions
Is this engine new?
No. It’s fairly used and tested.
Does the LBZ have a DPF?
No. The DPF arrived with the LMM.
Is shipping included?
No. We quote freight with the engine.
How do I order?
Add this Duramax LBZ engine for sale to your cart, or send your VIN through our contact page. You can also call +1 (209) 733-0882 or WhatsApp +1 209 690 5983. We confirm the fit before you pay.
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