Edelbrock Sure Seat Valve Spring Set RPM/ Performer Cylinder Head

Maintain proper valve spring pressure with these Edelbrock Sure Seat valve springs. They fit Edelbrock RPM and Performer RPM cylinder heads using hydraulic flat tappet camshafts.

Features and Benefits:
- Designed for hydraulic flat tappet camshafts
- Direct replacement for Edelbrock RPM cylinder heads
- Precision-wound spring wire improves consistency
- Single-coil design for reliable valvetrain operation
- Maintains stable spring pressure at higher RPM
- Durable steel construction for long-term use
- Includes complete set of 16 valve springs

They're precision-wound from premium spring wire for accurate installed and open pressures. These single-coil springs help provide consistent valve control and durability in street and performance engines. Plus, this kit includes a complete set of 16 valve springs for full cylinder head installation.

Please Note:
- These springs must be paired with the correct camshaft type (hydraulic flat tappet).
- Always confirm clearances, retainer fitment, and actual installed height.

Specifications:
- Inside Diameter: 1.060"
- Outside Diameter: 1.460"
- Installed Height: 1.800"
- Closed Height: 1.800"
- Installed Pressure: 128 lbs
- Closed Pressure: 128 lbs
- Open Height: 0.580"
- Open Pressure: 338 lbs
- Coil Bind Height: 1.130"
- Material: Steel
- Spring Type: Single Coil
- Camshaft Type: Hydraulic Flat Tappet