Triple Valve Spring: 1.645" OD Outer, .871" ID Middle, .635" ID Inner

Part Number 947-1 (132706743)

UPC: 36584280347

Package contents: 1 Each per Box

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Description

Triple Valve Springs from COMP Cams deliver maximum strength, durability and valve train stability. Engineered from Super Clean wire and subjected to extensive quality control measures, the triple spring design creates a stronger valve spring that can easily handle the increased lift and extreme demands found in aggressive applications. COMP Cams Triple Valve Springs exceed the expectations of today's engine builders and racers.

COMP Cams® is the leading American manufacturer of high-quality, performance-based internal engine components, including camshafts, valve springs, rocker arms, lifters, pushrods, and other valve train components. We help our customers with innovative technological advancements through extensive research and development. Our quality workmanship and engineering ensure confidence for racers and street performance enthusiasts. COMP Cams is a proud member of the Edelbrock Group family of brands, which include Edelbrock®, FAST® (Fuel Air Spark Technology), TCI® Automotive, Russell® Performance and Lunati Power®. Headquartered in Olive Branch, Mississippi, COMP Cams remains an innovative American company focused on results-driven technology and superior customer support. We believe in the automotive lifestyle and continue to support the passion for our American pastime. For more information about the Edelbrock Group or any partner brands, visit www.edelbrockgroup.com.

Fitment

This part fits the following vehicles.

1969-1974 Ford Country Sedan
1969-1974 Ford Country Squire
1969-1972 Ford Custom
1969-1976 Ford Custom 500
1975-1976 Ford Elite
1975-1977, 1979 Ford F-100
1975-1979 Ford F-150
1975-1979, 1983-1994 Ford F-250
1975-1979, 1983-1994 Ford F-350
1970 Ford Fairlane
1969-1974 Ford Galaxie 500
1972-1976 Ford Gran Torino
1969-1978 Ford LTD
1969-1971 Ford Mustang
1970-1977 Ford Ranchero
1969-1974 Ford Ranch Wagon
1968-1976 Ford Thunderbird
1970-1976 Ford Torino
1968-1978 Lincoln Continental
1968-1971 Lincoln Mark III
1972-1976 Lincoln Mark IV
1977-1978 Lincoln Mark V
1969-1974 Mercury Colony Park
1970-1971, 1973-1976 Mercury Cougar
1970-1971 Mercury Cyclone
1975-1978 Mercury Grand Marquis
1969-1970 Mercury Marauder
1969-1978 Mercury Marquis
1970-1976 Mercury Montego
1969-1974 Mercury Monterey

Features & benefits

Street to circle track, OEM to drag race performance, Melling valve springs cover the market and your requirements. Standard, mid-range, heavy-duty and race ready applications are available from Melling in a variety of wire sizes, materials and spring pressures. Melling spring designs include standard and dual springs with and without dampers as well as new beehive applications. Whatever your valve/rocker spring needs may be Melling has a variety of quality valve springs to fit your requirements.

Specifications

Amazon ASIN	B00062YH7Y
C.A.R.B. E.O. Number	N/A
C.A.R.B. Exempt For On-Road Vehicles?	Yes
C.A.R.B. Exemption Reason	No impact on pollution output of vehicle.
Coil Bind Height	1.145
Compatible .570" Guide Diameter Spring Seats	4786-1
Compatible Retainer	739-1
Compatible Shims	4756
Compatible Spring Cup (O.D. Locator)	4708-1
Country Of Origin	USA
Damper	No
Inner Spring Inside Diameter	0.863/0.627
Number Of Springs	3
Outer Spring Inside Diameter	1.196
Outer Spring Outside Diameter	1.66
Seat Height	2.05
Seat Pressure	304
Spring Rate	681
Street Legal	Yes
Valve Spring Series	Race Extreme

Warranty

12 Months

Videos and guides

Catalog PDF

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.