Edelbrock Single Victor Jr 170cc CNC 426-572 Hemi Bare Head w/ Valves

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(R) 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. Cylinder Head, Victor Jr. CNC, Chrysler, 426-572 c.i.d V8, Bare, With Valves Edelbrock E-Force Supercharger Stage 1 Street part #1565 for 2014-16 Silverado, Sierra HD 1500 & 2014-16 Suburban, Tahoe, Yukon & Yukon XL increases your 5.3L Gen V engine to 445 HP and 421 ft/lbs. of torque at the rear wheels. Chrysler:Big-Block Gen II HEMI:426 (7.0L)