Edelbrock "3rd Generation" 61025 Cylinder Heads
 
The newest iteration of the Edelbrock Performer RPM lineup for Oldsmobile. Designed for 400, 425, and 455 engines, this head features larger valves & ports, and an improved chamber design compared to the previous generations. What does this mean for you? More bolt-on power!
 
2.150 SS Intake Valve
1.680 SS Exhaust Valve
77cc Chamber
218cc Intake Port
128cc Exhaust Port
Fully Assembled
7/16 Rocker Arm Studs
.600" Maximum Lift
For Hydraulic Roller Camshaft