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COMP Cams 954-1 Dual Valve Spring 1.536 inch OD 483 lb/in Rate

(Ford F-150 1975-96, Mustang 1969-73, 1995, F-250 1975-96, Bronco 1978-96, Thunderbird 1968-79, F-350 1975-96, Galaxie 500 1969-74 + 267 more models)

Part of: COMP Cams Dual Valve Spring OD lb/in Rate

Other options in this family: COMP Cams 917-1 COMP Cams 944-1 COMP Cams 999-1 COMP Cams 978-1 COMP Cams 925-1

Manufacturer

Picture for manufacturer COMP Cams

Part Number

954-1
6 reviews
Sale Price

$19.95

Estimated ship date Monday, November 23

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Fitment guaranteed

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Product Details

The COMP Cams 954-1 is a high-performance dual valve spring designed for demanding engine builds. This spring features a dual spring design with an internal damper that delivers superior valve train stability and control at high RPM, making it ideal for performance and racing applications.

Key Specifications:

  • Outside Diameter: 1.536 inches
  • Inside Diameter: 0.730 inches
  • Spring Rate: 483 lbs/in
  • Coil Bind Height: 1.170 inches
  • Seat Pressure: 210 lbs @ 1.900 inches installed height
  • Open Pressure: 524 lbs @ 1.250 inches
  • Maximum Valve Lift: 0.650 inches

Features:

  • Manufactured from super clean chrome silicon alloy wire for exceptional strength and durability
  • Dual spring with damper design prevents valve float and harmonic resonance
  • Precision wound on advanced CNC equipment for consistent performance
  • Extensive quality control testing ensures reliability in high-stress applications
  • Compatible with 0.570 inch and 0.630 inch guide diameter spring seats

This valve spring is engineered to handle the increased lift and duration found in aggressive camshaft profiles. Sold individually, allowing builders to purchase exactly what they need for custom engine configurations.

Products specifications

Fits

Ford F-150 1975-96, Mustang 1969-73, 1995, F-250 1975-96, Bronco 1978-96, Thunderbird 1968-79, F-350 1975-96, Galaxie 500 1969-74, F-100 1977-79, Fairlane 1969-70, Ranchero 1969-79, Torino 1969-76, Falcon 1969-70 + 262 more models

Number of Springs

2

Seat Pressure

210

Inner Spring Inside Diameter

0.72

Outer Spring Inside Diameter

1.112

Coil Bind Height

1.17

Outer Spring Outside Diameter

1.536

Seat Height

1.9

Compatible Spring Cup (O.D. Locator)

4700-1

Compatible Shims

4757

Compatible .570" Guide Diameter Spring Seat

4781-1

Compatible .630" Guide Diameter Spring Seat

4782-1

Spring Rate

483

Compatible Retainer

741-1

Damper

Yes

AMAZON ASIN

B00062YH9M

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.

Great so far.........hoping delivery and product are the same.

Very easy and great pricing

Order 12486. Item was simple to find and the website made it very easy to navigate. I appreciated the ability to pay with paypal and email notifications gave me confidence that everything was taken care of properly.

Very good pricing for quality product delivered quickly too.thanks

Quick and easy. Good price

Ordered some fluid coolers for a project, great price, easy website, FAST shipping!

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