01-04 Duramax LB7 Merchant Automotive Head Gasket Kit with ARP Head Studs Transmission the stage 1 is perfectly

the stage 1 is perfectly paired with stock injectors

Since the pump housing is aluminum and is a harder material then the magnesium rear housing

7 Style Ford Shift Lever

Multiple Auxiliary Ports: Two EGT (exhaust gas temperature) probe ports are supplied for easy installation of gauges or testing equipment

and you keep your original ECM

01-04 Duramax LB7 Merchant Automotive Head Gasket Kit with ARP Head Studs Transmission the stage 1 is perfectlyDescription Merchant Automotive makes it easy to place just a single order and get everything you need to overhaul your 2001 2004. 5 LB7 Duramax diesel engine. This will save you time and frustration. The kit features optional ARP Head Studs to improve your engine's durability and reliability as well as all exhaust gaskets you need to complete your LMM Head Gasket Replacement project. Does NOT include lower valve cover gasket Does NOT include Valve