Cummins 6B5.9/EQB5.9 Cylinder Head 3966452 Parts Catalogue Ref No. Part Name Part No. Required 1 Cylinder Head 3966452 1 2 Expansion Plug 3812092 5 3 Expansion Plug 3922073 5 4 Cylinder Head 3966451 1 Above is the introduction of the Cummins 3966452 Cylinder Head, while if you need any other Cummins spare parts or complete Cummins engine, Please further …