Will a LB7 CP3 fit on a LBZ?

A LBZ CP3 will fit a LB7. The only issue is the LBZ use a straight back plug in and the LB7 uses a 90* plug in.

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.

Does a LB7 have a CP3 pump?

2001-04 LB7 NEW 42% Modified CP3. The Modified CP3 offered by Industrial Injection is a drop in replacement for the stock CP3 fuel pump. Industrial Injection offers the Modified CP3 injection pump for the 2001 to 2007 Duramax. Industrial Injection offers the Modified CP3 injection pump for the 2001 to 2007 Duramax.

Does the LBZ have a CP3 pump?

Technically it is known as a CP3. On the LBZ there is no longer a “lift pump” which pushes fuel up to the injection pump, instead the CP3 does all the work of drawing fuel from the tank and then increasing the pressure to the common rail – it does a lot of work.

Will a lly cp3 work on a LB7?

The plug at the different angle is the fuel pressure regulator. To put the LLY fuel pressure regulator on a LB7, you need to have the truck tuned for it as the LLY fuel pressure regulator has a higher KPSI than the LB7 version. The 04.5-05 lly are the same FPR as the lb7 aside from the 90 degree plug.

Can you put LLY heads on an LB7?

Yes some have swapped in the LLY heads and injectors to there LB7 engines and ran the LB7 ECM and FICM and just redid the harness to plug into the LLY injectors and used LLY fuel lines along with some SERIOUSLY custom EFILIVE tuning and made it work.

How do I know if my CP3 pump is weak?

Can you hear Knocks? There may be a surge at idle due to low or no fuel supply pump pressure to the high-pressure pump. Knocking can be heard if the actual versus desired are too far apart which may be a bad FCA or Fuel Control Actuator.

How long does it take to change a CP3 pump?

2 to CP3 typically requires about 16 hours, with most of that time spent removing parts to get to the pump that sits at the front engine valley.

What injection pump does a LBZ have?

Genuine Bosch Fuel Injection Pump Genuine GM Precision Remanufactured Fuel injection Pump For Your 2006-2010 LBZ or LMM Duramax 6.6 Diesel. Includes fuel pressure regulator.