The Edelbrock #60049 Performer RPM Super Stock cylinder head is designed for 400, 430 and 455 c.i.d. Buick engines. This cylinder head includes adjustable rocker stud and guide plate set-up for use with small-block Chevy style adjustable 1.6:1 ratio rockers. The large 68cc combustion chambers produce 9.2:1 compression ratio with stock pistons. Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.
The Edelbrock #60049 Performer RPM Cylinder Heads are designed for 400, 430 and 455 c.i.d. Buick engines. These heads are perfect for street performance, daily drivers, street rods and muscle cars where more performance is needed.
Specifications
| Guide Plate Material |
Hardened Steel |
| Quantity |
Sold Individually |
| Retainer Included |
Yes |
| Valve Included |
Yes |
| Valve Spring Maximum Lift |
0.600 IN |
| Valve Angle |
15 DD |
| Deck Thickness |
0.625 IN |
| CNC Ported |
No |
| Exhaust Runner Volume |
130 CCM |
| Camshaft Type |
Flat Tappet |
| Push Rod Diameter |
(Suggested) 0.375 IN |
| Exhaust Valve Diameter |
1.75 IN |
| Exhaust Port Location |
Standard |
| Family |
Performer |
| Valve Stem Diameter |
0.34375 IN |
| EGR Port |
No |
| Horsepower |
400-500 HJ |
| Seat Material |
Ductile Iron |
| Construction Type |
Complete |
| Intake Valve Diameter |
2.125 IN |
| Guide Material |
Manganese Bronze |
| Valve Spring Diameter |
1.55 IN |
| Seat Angle |
Exhaust 45 deg/Intake 45 DD |
| Series |
Performer |
| Rocker Arm Stud Diameter |
0.375 IN |
| 8788 |
Yes |
| 10024 |
Yes |
| 8789 |
Yes |
| 10025 |
Yes |
| 10252 |
Chromoly Steel |
| 10583 |
No |
| 10261 |
No |
| 10671 |
Yes |
| 10 |
Aluminum |
| 30 |
No |
| 6627 |
215 CCM |
| 6635 |
31-6092 |
| 6634 |
Yes |
| 6636 |
Chromoly Steel |
| 3390 |
Performance |
| 10582 |
No |
| 6626 |
68 CCM |
| 306 |
Yes |
| 9799 |
Yes |
| Valve Lock Material |
Steel |
California Prop 65 Warning: WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
