Edelbrock V/S Victor Jr Flat Tappet SBC/SBF

SKU: EDE5821

Valve Springs

EDE Valve Springs...

Edelbrock

Edelbrock V/S Victor Jr Flat Tappet SBC/SBF

SKU: EDE5821

Valve Springs

EDE Valve Springs...

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Description

Valve Spring - Sure Seat - Dual Spring / Damper - 390 lb/in Spring Rate - 1.130 in Coil Bind - 1.540 in OD - Set of 16

VALVE SPRINGS

The Edelbrock #5821 replacement hydraulic roller Sure Seat Valve Spring for Edelbrock cylinder heads are made of highest quality spring wire and precision wound to close tolerances.

Additional Information

The Edelbrock #5821 are Replacement Sure Seat Valve Spring for Edelbrock E-205/E-210 & Vic Jr. Cylinder Heads with Hydraulic Roller & Flat Tappet Camshafts. They are made of high quality spring wire and precision wound to close tolerances.

Part Type

Engine Valve Spring Kit

Product Overview

Additional Application Notes
• Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. For Use w/E-210 and Victor Jr. Cyl. Heads
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-210 and Victor Jr. Cyl. Heads Coil Bind 1.130 in.
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-210 and Victor Jr. Cyl. Heads Coil Bind 1.130 in.
• Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-210 and Victor Jr. Cyl. Heads Coil Bind
• Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.;
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Co
• Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.;
• Seat Press. 145 lbs. Open Press. 345 lbs. at
• Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. For Use w/E-205 and Victor Jr. Cyl. Heads
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-205 and Victor Jr. Cyl. Heads Coil Bind 1.130 in.
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-205 and Victor Jr. Cyl. Heads Coil Bind 1.130 in.
• Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. Non-Rotator For Use w/E-205 and Victor Jr. Cyl. Heads Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Installed H 1.90 in. ID 0.760 in. Coil Bind 1.130 in.
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-210 and Victor Jr. Cyl. Heads Coil Bind
• Seat Press. 145 lbs. O
• Seat Press. 145 lbs. Open Press. 345 lbs. at 0.600 in. OD 1.540 in. Non-Rotator; Seat Press. 145 lbs.; Installed H 1.90 in.; Open Press. 345 lbs. at 0.600 in.; OD 1.540 in.; ID 0.760 in.; Coil Bind 1.130 in. Non-Rotator Installed H 1.90 in. ID 0.760 in. For Use w/E-210 and Victor Jr. Cyl. Heads Coil

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-08 08:19:35

Features

Use with Original Equipment Heads Only

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Camshaft Type:	Hydraulic Flat Tappet
Coil Bind Height (in.):	OEM
Coil Bind Height:	1.160
Damper Spring Included:	Yes
Description:	Sure Seat Valve Spring
Inside Diameter:	0.760
Installed Height (in.):	1.9
Installed Height:	1.900
Installed Pressure (lbs.):	145
Installed Pressure:	145
Material:	Chromium Silicon
Open Height (in.):	1.9
Open Height:	1.900 in.
Open Pressure (lbs.):	345
Outside Diameter:	1.540
Part Number:	ede5821
Position:	Exhaust or Intake
Quantity:	Set of 16
Spring Open Height:	0.600
Spring Type:	Cylindrical
Springs Per Valve:	Dual
Tubing Length:	345

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 00:25:25

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s	Edelbrock
StreetFX SKU	ede5821
SFX Item ID	4237304
Accounting SKU	ede-5821
Manufacturer SKU	5821
Manufacturer UPC	85347058211
Alternative References	5821, EDB5821, EDL-5821

Valve Springs, Chevrolet and Ford Applications

Upgrading your camshaft? Get maximum performance with matching valve springs. Edelbrock's Sure Seat valve springs are made of the highest quality spring wire and are precision-wound to exact specifications. They are designed for use on OEM heads when used in conjunction with their Performer-Plus, Performer RPM, and Torker-Plus camshafts. They'll work with the stock rotators (if applicable) and fit the spring pockets perfectly.

Product Attributes
Brand	Edelbrock
Manufacturer's Part Number	5821
Part Type	Valve Springs
Product Line	Edelbrock Sure Seat Valve Springs
UPC	085347058211
Valve Spring Style	Standard
Number of Springs Per Valve	Dual
Maximum Valve Lift (in.)	0.600 in.
Retainers Included	No
Outside Diameter of Outer Spring (in.)	1.540 in.
Coil Bind Height (in.)	1.130 in.
Damper Spring Included	No
Spring Rate (lbs./in.)	333 lbs./in.
Inside Diameter of Outer Spring (in.)	0.760 in.
Locks Included	No
Valve Stem Seals Included	No
Valve Springs Coated	No
Remanufactured	No
Quantity	Sold as a set of 16.
Notes	Non-rotator spring. Open pressure is being measured at 0.600 in. lift.

Manufacturer Attributes
Outside Diameter	1.540
Damper Spring Included	Yes
Spring Open Height	0.600
Spring Type	Cylindrical
Quantity	Set of 16
Material	Chromium Silicon
Inside Diameter	0.760
Springs Per Valve	Dual
Coil Bind Height	1.160
Installed Height	1.900
Installed Pressure	145
Camshaft Type	Hydraulic Flat Tappet
Product Class	Engine Valve Spring Kit
Construction/Type	The Edelbrock #5821 are Replacement Sure Seat Valve Spring for Edelbrock E-205/E-210 & Vic Jr. Cylinder Heads with Hydraulic Roller & Flat Tappet Camshafts. They are made of high quality spring wire and precision wound to close tolerances.
Vehicle Brief	Edelbrock Sure Seat Valve Springs
Market Description	The Edelbrock #5821 replacement hydraulic roller Sure Seat Valve Spring for Edelbrock cylinder heads are made of highest quality spring wire and precision wound to close tolerances.