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.
Specifications:
| Description_ABR |
Cyl. Head |
| Description_ASM |
Holden:Small-Block:304 (4.9L)/308 (5.0L)/383 (6.2L) |
| Description_DEF |
Engine Cylinder Head |
| Description_LAB |
RPM Holden VN Cylinder Head Hydraulic Flat Tappet Camshaft |
| Description_EXT |
Edelbrock part #61389 Performer RPM cylinder heads are designed for use with 1989-98 Holden VN Commodore 5.0L engines applications. |
| Description_MKT |
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. |
| Description_INV |
Edelbrock Holden Cylinder Head |
| Description_TRA |
EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC FLAT TAPPET CAMSHAFT APPLICATIONS |
| Description_TRA |
Capable of 500+ horsepower on pump gas. |
| Description_TRA |
Intended as a direct replacement for factory heads and is configured as an easy bolt-on part for 1989-98 VN Commodore engines and as an upgrade to all earlier Holden production engines. |
| Description_TRA |
Features an extra thick 11/16" deck. |
| Intake Runner Volume |
195 |
| Valve Angle |
5 |
| Material |
Aluminum |
| Deck Thickness |
0.6875 |
| Family |
Performer RPM |
| Quantity |
Sold Individually |
| Guide Material |
Manganese Bronze |
| Valve Stem Diameter |
0.3125 |
| Exhaust Runner Volume |
68 |
| Guide Plate Material |
Hardened Steel |
| Series |
Performer RPM |
| Construction Type |
Complete |
| Valve Spring Maximum Lift |
0.600 |
| Valve Springs Included |
Yes |
| Grade Type |
Performance |
| RGL |
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. |
| EGR Port |
No |
| Valve Spring Diameter |
1.45 |
| Camshaft Type |
Flat Tappet |
| Intake Valve Diameter |
2.02 |
| Rocker Arm Stud Diameter |
0.4375 |
| Horsepower |
350-450 |
| CNC Ported |
No |
| Exhaust Port Location |
Standard |
| Guide Plates Included |
Yes |
| Push Rod Diameter |
(Suggested) 0.375 |
| Exhaust Valve Diameter |
1.60 |
| Head Casting Number |
N/A |
| Seat Material |
Ductile Iron |
| Retainer Included |
Yes |
| Valve Included |
Yes |
| Seat Angle |
Exhaust 45 deg/Intake 45 |
| Combustion Chamber Volume |
62 |
| Length |
9.0000 |
| Width |
11.0000 |
| Height |
26.0000 |
| Weight |
30.0000 |
