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Does the LLY Duramax have the biggest turbo?

By Owen Barnes

Does the LLY Duramax have the biggest turbo?

The LLY has the largest turbo in it out of any other 6.6L Duramax variants. Outside of it being the largest turbo, it had the largest compressor wheel and the tallest exhaust vanes.

What size is a stock LLY Duramax turbo?

One benefit for horsepower junkies is that the LLY made use of the largest turbo ever offered on any Duramax engine. Not only was its 62mm, 11-blade compressor wheel inducer the biggest, but the height of its exhaust vanes were the tallest at 15mm (vs. 11.2mm on the LML engine available from ’11-’16).

What kind of turbo does a LLY Duramax have?

6.6L Duramax LLY Specs

Engine:6.6L Duramax LLY, 90 degree V8 diesel
Firing Order:1-2-7-8-4-5-6-3
Bore:4.055″ (103 mm)
Stroke:3.897″ (99 mm)
Aspiration:Turbocharged and intercooled – Garrett GT3788VA variable vane turbocharger (VVT), air-to-air intercooler

Does a lly have a VGT turbo?

The 2004.5-2005 LLY was the first model Duramax to be equipped with a Variable Vane Turbo (VVT). This is also commonly referred to as a VGT or Variable Geometry Turbo.

How much HP can a stock LLY handle?

Without engine work, the stock LLY can put out ~500rwhp.

What Turbo is in a 2005 Duramax?

2004 – 2005 Chevy Pickup (LLY) 6.6L Duramax Turbocharger. This is a brand new Garrett OE turbocharger.

What Duramax was used in 2005?

LLY Duramax Specifications Chart

Manufactured Years:2004-2006
Engine Design:6.6L 90-Degree V8 Turbocharged Diesel
Transmission:2004-2005: 5-Speed Auto Allison Transmission 2006: 6-Speed Auto Allison Transmission
Vin Identification: (8th Digit)2
Displacement:6.6 Liters or 403 Cubic Inches

Does LLY Duramax have EGR?

yes lly has the egr, but blocking it is no problem.

How much HP does a LLY Duramax have?

LLY Duramax Specifications Chart

Manufactured Years:2004-2006
Fuel:Diesel
Fuel Tank Size:Short Beds: 26 Gallons Long Beds: 34 Gallons
Max Engine Speed:3,250 RPM
Horsepower:310 horsepower

How much boost does a stock LLY make?

The max boost you can make with a stock LLY hairdryer and still be efficent/useful is around 32-34 PSI.

How hard is it to change LLY injectors?

It’s not very difficult. Make sure you get new seals and coppers, and make sure that the injector bore is clean before you install the new injector. All the injectors come out the easiest if you remove the line first. Use a screwdriver or similar tool to pry up on the hold down and just wiggle the injector up.