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COMP Cams 996-1 Dual Valve Spring Assembly with Damper

Manufacturer

Picture for manufacturer COMP Cams

Part Number

996-1
7 reviews
Sale Price

$51.95

Estimated ship date Friday, November 20

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Product Details

The COMP Cams 996-1 is a high-performance dual valve spring assembly designed for engines requiring reliable valve train control under demanding conditions. This single spring assembly features a dual spring design with integrated damper for superior valve train stability and reduced harmonic vibration.

Key Specifications:

  • Outer Spring Outside Diameter: 1.625 inches (1.638" actual OD)
  • Inner Spring Inside Diameter: 0.757 inches
  • Outer Spring Inside Diameter: 1.167 inches
  • Spring Rate: 637 lbs/in
  • Seat Pressure: 275 lbs at 2.000 inches installed height
  • Open Pressure: 816 lbs at 1.150 inches
  • Coil Bind Height: 1.100 inches
  • Maximum Lift: 0.850 inches
  • Includes integrated damper for harmonic control

Construction and Performance:

Manufactured from H-11 alloy Super Clean wire and subjected to extensive quality control testing, this dual valve spring delivers exceptional strength and durability. The dual spring design creates a stronger assembly capable of handling the increased lift found in high-performance and racing applications, making it ideal for aggressive camshaft profiles and high-RPM operation.

Compatible Components:

  • Compatible Retainer: 733-1
  • Compatible Spring Cup (O.D. Locator): 4702-1
  • Compatible Shims: 4756
  • Compatible Spring Seat (.570" Guide): 4774-1
  • Compatible Spring Seat (.630" Guide): 4775-1

This valve spring assembly is CARB exempt for racing and off-road only vehicles, as well as for older vehicles meeting specific emission requirements. Sold individually (not as a set).

Products specifications

Number of Springs

2

Seat Pressure

275

Inner Spring Inside Diameter

0.757

Coil Bind Height

1.1

Outer Spring Inside Diameter

1.167

Outer Spring Outside Diameter

1.638

Seat Height

2

Compatible Spring Cup (O.D. Locator)

4702-1

Compatible Shims

4756

Compatible .570" Guide Diameter Spring Seat

4774-1

Compatible .630" Guide Diameter Spring Seat

4775-1

Spring Rate

637

Compatible Retainer

733-1

Damper

Yes

AMAZON ASIN

B00062YHLA

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

Yes

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exemption Reason

No impact on pollution output of vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Fast shipping, good prices.

GREAT PRICE, FAST DELIVERY, WILL BUY FROM AGAIN.

great experience, good price, item arrived within 4 days of purchase, would do business with again in future !

Good price and easy website

Fast service, and helpful staff.

Good prices. Good communication.

Definitely fast processing and shipping as well as very great low low prices

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