PRO2 24° 380cc CNC
Maximum performance, bracket racing, heads up and super classes. Over 7,500 RPM, 500+ cubic inches, a great head for maximum effort comp or bracket cars.
Dart’s PRO2 24° 380cc CNC heads have been revised with larger 2.350” intake valves and a revised port design for improved airflow and a substantial horsepower increase!
These cylinder heads were designed to make competitive engine building easier and less expensive by incorporating the rugged features of our famous Race Series casting into a ready to use, professional quality competition cylinder head. Every intake port, every exhaust runner, every valve bowl, and every combustion chamber is 100% digitally CNC machined for the ultimate in consistency.
Assemblies include Stainless Steel valves, premium springs, locks, retainers, guide plates and seals.
Heads are sold individually.
Material: RMR Cast Aluminum Alloy
Valve Angle: 24°
Intake Port Volume: 380cc CNC
Intake Valve: 2.300″/2.350”
Exhaust Valve: 1.880″/1.850″
Chamber Volume: 124cc
Intake Port Shape: Rectangle
Exhaust Port Location: .500” raised
PRO2 380cc CNC HEADS w/ 2.300”/1.880” VALVES
19674030 – Bare Head
19674136 – 1.625” Dual Springs for Solid Roller Cam .850”
19674139 – 1.650 Triple Springs for Solid Roller Cam .900”
PRO2 380cc CNC HEADS w/ 2.350”/1.850” VALVES
19674080 – Bare Head
19674186 – 1.625” Dual Springs for Solid Roller Cam .850”
19674189 – 1.650 Triple Springs for Solid Roller Cam .900”