Dart 19474139 Cylinder Head Aluminum Big Block Chevy Pro1 335cc 2.300″ x 1.880″, CNC Assembly w/1.650″ Triple Springs for Solid Roller Cam
Material: RMR Cast Aluminum Alloy
Valve Angle: 24°
Intake Port Volume: 335cc
Intake Valve: 2.300”
Exhaust Valve: 1.880”
Springs: 1.650″ Dual Springs for Solid Roller Cam Max Lift: .900″
Chamber Volume: 121cc
Intake Port Shape: Rectangle
Exhaust Port Location: .300” raised
Maximum performance, bracket racing, Head up and super classes. Over 7,500 RPM, 500+ cubic inches, great head for maximum effort comp or bracket cars.
Dart PRO1 24° 335cc CNC Head are professional quality competition cylinder Head. We applied the airflow technology developed in our championship winning Pro Stock engine program to produce these state of the art Head.
Every intake port, exhaust runner, valve bowl, and every combustion chamber is 100% CNC machined in special dedicated PRO1 castings. Our 5-axis, computer controlled machining centers produce compound curves and complex shapes that no human could duplicate with a hand grinder.
Assemblies include Stainless Steel valves, premium springs, locks, retainers, guide plates and seals.
Heads are sold individually.