Edelbrock 60049: 60049 Performer RPM Cylinder Head for Buick Big Block 400,430, 455ci
Buick Performer RPM Aluminum Cylinder Heads
Buick Performer RPM Cylinder Head 400-455ci 215cc Intake Ports 68cc Combustion Chambers 2.125"/1.75" Valves 1.55" Valve Springs Max Lift: .600" 3/8" Rocker Stud No Exhaust Crossover Port Assembled Sold Individually