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Free-flowing stainless steel inner liner bellows
Fitted inside the forged steel housing are two
US Coast Guard approved for marine applications
2001 CA GM 6
Duramax 01-04 LB7: Brand New replacement stock CP3 injection pump
2001-2004 GM 6.6L Duramax Cast Iron Cylinder Head (One) LB7 Fuel System Upgrades|Fuel|Air & Fuel Free-flowing stainless steel inner liner50 States Emissions Legal (E. O. D 701 38) The OEM Duramax cast aluminum cylinder heads fall short over time the different heat expansion rates between cast iron engine block and cast aluminum cylinder head cause head gasket scrubbing and eventually blown head gaskets. The aluminum cylinder heads are also prone to warping, melting, and or cracking in high performance applications where excessive heat is introduced. PPE's new LB7 Cast Iron Cylinder