Orbital Parts is not a corporate affiliate of Edelbrock Group.
Part # 61389
The Edelbrock #61389 Performer RPM cylinder head is designed for use with 1989-98 Holden VN Commodore 5.0L engines applications. The Edelbrock #61389 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.
| Assembled | Yes |
|---|---|
| Camshaft Type | Flat Tappet |
| CNC Ported | No |
| Combustion Chamber Volume | 62 cc |
| Construction Type | Complete |
| Cylinder Head Gasket Included | No |
| Deck Height | 8.875 in |
| Deck Thickness | 0.6875 in |
| EGR Port | No |
| Exhaust Port Location | Standard |
| Exhaust Runner Volume | 68 |
| Exhaust Valve Diameter | 1.60 in |
| Family | Performer RPM |
| Grade Type | Performance |
| Guide Material | Manganese Bronze |
| Guide Plate Material | Chromoly Steel |
| Guide Plates Included | Yes |
| Head Casting Number | 6138F |
| Horsepower | 350-450 |
| Intake Runner Volume | 195 cc |
| Intake Valve Diameter | 2.02 in |
| Material | Aluminum |
| Mounting Hardware Included | No |
| Push Rod Diameter | (Suggested) 0.375 in |
| Quantity | Sold Individually |
| Retainer Included | Yes |
| Rocker Arm Stud Diameter | 0.4375 in |
| Rocker Arm Studs/Bolts Included | Yes |
| Rocker Arms Included | No |
| Seat Angle | Exhaust 45 deg/Intake 45 deg |
| UPC / GTIN | 00085347613892 |