Engine Valve Spring

The Edelbrock #5857 Sure Seat Valve Spring for Pontiac 389-455 V8 1965 and later O.E Cast iron cylinder heads are made of highest quality spring wire and precision wound to close tolerances, our Sure Seat Valve Spring sets are for use on original equipment heads when installing Edelbrock Performer-Plus, Performer RPM and Torker-Plus camshafts. These are the same high-performance springs used on Edelbrock Performer and RPM cylinder heads. For camshaft warranty compliance, use only the springs recommended by Edelbrock for each camshaft application.

Additional Attributes:

GTIN: 00085347058570
6666: 1.590
Camshaft Type: Hydraulic Flat Tappet
Closed Pressure: 100
Coil Bind Height: 0.990
Grade Type: Performance
Inside Diameter: 0.768
Installed Height: 1.590
Installed Pressure: 100
Material: Steel
Open Pressure: 242
Outside Diameter: 1.390
RGL: WARNING: This product can expose you to Chromium, 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.
Spring Open Height: 0.470
Spring Type: Dual Coil

Extended Information:

Emissions : Racing or Pre-Emissions Use Only
Life Cycle Status: Obsolete

Packaging:

Quantity of Each: 1
Package UOM: EA
Dimension: 12.25 x 3.38 x 2.25 inches
Weight: 3.8 PG