Dart 127222 Cylinder Head Aluminum Chevy Small Block SHP 180cc 72cc 23Degree 2.020″ x 1.600″ Straight Plug, Assembly w/ 1.437″ springs for Solid flat tappet lifters
Material: RMR Cast Aluminum Alloy
Valve Angle: 23° (stock)
Intake Port Volume: 180cc
Intake Valve: 2.020”
Exhaust Valve: 1.600”
Springs: 1.437″ Dual Springs For Hydraulic Roller or Solid Flat Tappet Cam Max Lift: .650″
Chamber Volume: 72cc
Plug Type: Straight
Excellent street, strip, oval track, truck or marine performance upgrade. Maximum torque and throttle response from idle to 6,000 RPM. Best for 327-400 cubic inch engines. Works with most standard components.
Dart’s SHP (Special High Performance) 23° 180cc cylinder Head provide an affordable option to those looking for the weight savings of an Aluminum head for a street performance engine. The SHP is designed to work with most off the shelf components.
The SHP head’s precision cast ports are designed to offer excellent flow and power without the need for CNC porting. Optimized chambers increase combustion efficiency, and multi-angle intake seats and radiused exhaust seats dramatically increase performance. Manganese Bronze valve guides increase the life of the head.
Heads are sold individually.