The drive pressure for the turbo exceeds 80 PSI at 40 PSI of boost so you are creating more back pressure than boost and therefore robbing a lot of power from the engine. The max boost you can make with a stock LLY hairdryer and still be efficent/useful is around 32-34 PSI .
How much boost can a stock Duramax turbo handle?
The stock turbo will go to 32psi safetly.
How much horsepower can a stock LLY Duramax handle?
Without engine work, the stock LLY can put out ~500rwhp .
How much boost does a stock Duramax make?
Depending on stock wastegate condition, with a boost valve it will allow 32-33 .
How much boost does a 63mm turbo make?
How much boost does a 63mm turbo make? 63mm FMW Compressor Its ideal operating range is between 40 and 45 psi of boost . As a bonus, the 63mm inducer makes the Cheetah legal in Work Stock type truck pull classes, where 2.5-inch (63.5mm) inducer or stock-appearing rules are commonly observed.
How much horsepower can a stock Allison 1000 handle?
As you've probably deduced up to this point, the stock Allison will handle roughly 350 to 400-rwhp in five-speed form and 425 to 450-rwhp in six-speed trim. However, if you push things past that point the clutches will eventually slip and bring on the Allison's notorious “limp mode” condition (i.e. limp home mode).
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.
How much boost does a 2020 Duramax make?
Depending on stock wastegate condition, with a boost valve it will allow 32-33 .
How much HP does a stock LB7 make?
| Manufactured Years: 2001-2004 | Fuel Tank Size: 26 Gallons | Max Engine Speed: 3,250 RPM | Horsepower: 235-300 horsepower |
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How big is a stock LBZ Turbo?
Registered. all of the va's in these trucks are gt37 .... thats the turbine size. 37.
How much boost can a stock 6.6 Duramax handle?
Simply put, it can handle plenty of abuse ( 40 psi of boost and high drive).
What does a bad wastegate do?
However, when the wastegate hose is broken, leaking or blocked, it will cause more raw fuel to be expelled from the exhaust system without being burned . This will result in a rapid loss in fuel and significantly reduced fuel economy.
How much boost can a 5.3 handle?
The stock 5.3L is factory rated around 320 hp with 340 lb-ft of torque. Most people will tell you 500-550 rwhp is a reasonably safe limit to push a stock bottom end.
Why are Allison transmissions so good?
Unlike manual and automated manual transmissions (AMTs), Allison Automatics have no power interrupts during shift changes. They make the best use of the engine's horsepower and torque by delivering more of it to the wheels . ... This not only saves time and money, it also provides maximum protection for the transmission.
How much power can a stock LBZ transmission handle?
Dont go over 100hp on a stock tranny. while i agree with you the tranny can handle quite a bit as long as its not dead start full throttle launches. if you roll into it while moving it should be fine.
How much horsepower can a stock LBZ handle?
Whereas you can send roughly 90 hp over stock through the five-speed Allison, long-term , the six-speed version can handle 120 hp over the factory rating, long-term. While this is a step in the right direction, most aggressive tuning files add more than 200 hp to the equation.
