Description
Upgrade your Chevy Gen V LT1/LT4 engine with the Edelbrock Performer RPM Cylinder Head #77119, designed for street and high-performance applications. This CNC-machined aluminum head is engineered for improved airflow, durability, and consistency, making it an excellent choice for 600+ horsepower builds.
Featuring a thicker deck and additional material in the intake, exhaust, and port walls, this design enhances structural strength and reliability, allowing for porting and deck milling. The high-flow intake and exhaust ports, combined with CNC-blended valve seats and back-cut intake valves, optimize airflow for maximum performance gains.
This direct-fit upgrade retains the stock rocker arm, intake/exhaust ports, and spark plug locations, ensuring seamless compatibility with factory components. Constructed from 356 aluminum and heat-treated to T-6 specs, the Performer RPM head delivers outstanding performance and longevity.
Features & Benefits:
✅ CNC-Machined Chambers, Intake & Exhaust Ports – Ensures airflow consistency and peak efficiency
✅ Extra-Thick 3/4" Deck – Enhances stability and durability for high-horsepower applications
✅ Revised Valve Positioning – Accommodates larger 2.165" intake and 1.60" exhaust valves
✅ High-Flow Intake & Exhaust Ports – Maximized airflow for street and performance builds
✅ CNC-Blended Valve Seats & Back-Cut Intake Valves – Improves flow and combustion efficiency
✅ Retains Stock Rocker Arm & Spark Plug Locations – Direct fit for factory components
✅ Constructed from 356 Aluminum & Heat-Treated to T-6 Specs – Built for strength and longevity
Specifications:
| Feature | Details |
|---|---|
| Series | Performer RPM |
| Material | 356 Aluminum (T-6 Heat Treated) |
| CNC Ported | Yes (Intake, Exhaust, & Combustion Chambers) |
| Intake Runner Volume | 305cc |
| Exhaust Runner Volume | 115cc |
| Combustion Chamber Volume | 61cc |
| Valve Type | Back-Cut Intake Valves |
| Intake Valve Diameter | 2.165" |
| Exhaust Valve Diameter | 1.60" |
| Valve Springs Included | Yes |
| Valve Spring Max Lift | 0.650" |
| Camshaft Type | Hydraulic Roller |
| Deck Thickness | 0.750" |
Vehicle Fitment:
| Engine | Application |
|---|---|
| Chevy Gen V LT1/LT4 | Street & High-Performance Applications |
Product Notes:
- Designed for street and high-performance applications – Not emissions compliant for street use
- Retains stock rocker arm, intake/exhaust port, and spark plug locations for compatibility
- Constructed with additional material for improved durability and porting flexibility
⚠️ California Proposition 65 Warning – Cancer & Reproductive Harm: www.P65Warnings.ca.gov
🚗 Faster Shipping: Ship to a business address for delivery 1-2 days sooner!
