Description
Cylinder Head Specifications: Combustion chamber volume: 170cc; Intake runner volume: 245cc; Exhaust runner volume: 105cc; Intake valve diameter: 2.32″; Exhaust valve diameter: 1.94″; Valve stem diameter: 5/16″; Valve guides: Maganese Bronze; Deck thickness: 5/8″; Valve spring diameter: 1.54″; Valve spring maximum lift: .700″; Rocker stud: N/A; Guideplate: N/A; Pushrod diameter: 5/16″ or 3/8″; Valve angle: Int. (stock) / Exh. Tipped 1.5° – 21.5°; Exhaust port location: Stock; Spark plug fitment: 14mm x 3/4 reach, gasket seat. * Our new Victor Jr. Cylinder Heads are designed for high output 650+ hp Chrysler 426-572 HEMI® engines. They feature fully CNC’d combustion chambers and CNC blended seats for optimal air flow performance. These cylinder heads also feature a revised exhaust valve angle to accommodate larger intake valves. They also feature brass tubes installed in exhaust pushrod holes to allow maximum clearance with minimal port intrusion.
Installation Instructions
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