If the truck is earlier than 2006, than 310hp. If it is 2006-2007, than 320hp.
(Lb7) 300 (LLY) 310... 320 on LLY's put in trucks in 2006-2007 (LBZ) 360 (LMM) 365
If it was an earlier 2004 truck with the Lb7 duramax (8th digit of VIN would be 1) then it has 300hp. If it was a later 2004 truck with the LLY duramax (8th digit of VIN would be 2) then it has 310hp.
depends on which engine you have. 2004 was the transition year. look at the eighth digit in your vin # if its a "1" you have a LB7, if its a "2" you have a LLY. LB7 300hp 520ft tq LLY 310hp 605ft tq
The Duramax is a General Motors diesel v8 engine. There are five types of Duramax engines: LB7, LLY, 2006 LLY, LBZ, and LMM. The 8th number on the VIN number will identify the engine type.
A 2002 Chevy duramax has 300 horsepower stock
The torque on a Duramax LB7 is 520 pound-foot. The LBZ is 650 and the LMM is 660. The horsepower on a Duramax is 300.
(Lb7)300hp (LLY)310hp and 320 hp on LLY models put in 2006-2007 trucks (LBZ)360hp (LMM)365hp
The 2006 Duramax has 360 HP.
300hp
300hp
If the 8th digit in the vin number is a 2 then it is an LLY, if the 8th digit is a D then you have an LBZ
365