6.2/6.4 Hemi Head: CNC Ports, Chambers, Valve Job + Blend

6.2/6.4 Hemi Head: CNC Ports, Chambers, Valve Job + Blend Katech Service SKU: KAT-M7455 Cylinder Head Name: 6.2/6.4 Hemi Casting Number: 5037369BD Katech Intake Port: 208.7 cc OEM Intake Port: 202.5 cc Katech Exhaust Port: 71.5 cc OEM Exhaust Port: 68.0 cc Katech Chamber Volume: 76.2 cc OEM Chamber Volume: 73.4 cc ................
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