Tricks and tips for everyone


How much does a Duramax swap cost?

How much does a Duramax swap cost?

Depending on on the rebuilder, a Duramax engine replacement is going to cost at least $15,000. Depending on the year and other potential issues or wishes of the customer, you could expect a range likely between $15,000 and $25,000 for Duramax engine replacement.

Are Duramax engines interchangeable?

Registered. nope not at all. you just have to change the reluctor wheel.

Can you swap 6.0 Duramax?

doesnt matter if its gas 6.0/8.1 or diesel. To the original poster- yes, everything is 100% bolt on. All the body computers will talk fine to a duramax ECM.

Can you replace a LB7 with a LBZ?

—For 2003-2004 LB7 to LBZ conversion, yes, you can swap in an LBZ instrument cluster and have functional tap-shift and “M” mode display. The LBZ instrument cluster is plug and play into an 03-05 truck, however keep in mind your odometer mileage will NOT transfer over.

Why is the LBZ Duramax so good?

The LBZ employed a thicker engine block casting, meatier connecting rods, and a higher pressure common-rail fuel system. This gave it more power and reliability versus any other Duramax to that point.

Will a Allison Transmission bolt to a 6.0 Vortec?

According to GM, the Allison can safely do this at no more than 4850 RPM. I was told that if you reduce engine torque, the transmission can spin higher. So a Vortec 6000 or Vortec 8100 could spin the Allison 1000 higher than 4850 RPM since they both have much lower torque outputs.

Which is better LBZ or LB7?

The LB7 – stronger internals, injector issues, and 5 speed trans. The LLY – stronger internals, headgasket/overheating issues, but no injector issues, and 5 speed trans. The LBZ – weaker internals (pistons are weaker), but no injector/overheating/headgasket issues.

Which is better LLY or LBZ?

The LBZ Duramax V-8 engine is more powerful than the LB7 and LLY with its 605 lb. ft torque at 1600 rpm and 310 bhp at 3000 rpm. LLY has two variants; one with a power output of 310 bhp at 3000 rpm and another 250 bhp at 3200 rpm. LB7 comes with a power output of 300 bhp at 3200 rpm.

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