
Complete Sure Seat Valve Spring Kit for Big Block Chevy 396-454 OE Cast Iron Head
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- Sure Seat Valve Springs
- Big Block Chevy 396-454
- Outside Diameter: 1.440"
- Inside Diameter: 0.800"
- Coil Bind: 1.340"
- Cast Iron OE Heads
- Non-Rotator
- Includes spring, retainer & stem locks
- For Use With Original Equipment Cast Iron Heads Only
- Designed for use with all Performer RPM and Torker Cams
- Open Pressure: 300 lbs @ .580"
- Seat Pressure: 100 lbs
- Installed Height: 1.880"
- Inner spring will not clear stock valve seal; head must be machined for PC type seals
Since founder Vic Edelbrock Sr. began building performance intake manifolds in 1938, Edelbrock has grown into one of the most trusted names in American high-performance parts, from carburetors and intake manifolds to cylinder heads, crate engines, and EFI systems. JEGS has spent decades supplying Edelbrock components to racers, engine builders, and street enthusiasts, backing this extensive lineup with in-house technical support, fast shipping, and a Price Match Guarantee so you can choose proven Edelbrock parts with confidence.
Designed for use with Edelbrock Performer-Plus, Performer RPM, and Torker-Plus Camshafts, Sure Seat Valve Springs are made of the highest quality spring wire and precision wound to close specifications.![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80518.jpg)
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80521.jpg)