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COMP Cams Rocker Arm FS/FW 1.6 3/8 Ultra

SKU: CCA1631-1

Rocker Arms

CCA Rocker Arms...

COMP Cams Rocker Arm FS/FW 1.6 3/8 Ultra

SKU: CCA1631-1

Rocker Arms

CCA Rocker Arms...

Sale ends in Calculating...

A$84.15 A$163.36
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

Ultra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring Oversized trunnions, precision-sorted needle bearings and hardened Roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.Ford V8 289-302-351W - 3/8" Stud - 1.6 RatioInvestment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.Feature Oversized trunnions, precision-sorted needle bearings and hardened Roller tips.Lifetime Warranty - So strong that we guarantee the Rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure.

Product Overview

The Ultra Pro Magnum Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnum Rockers, but they also take stud mount rocker performance, stability and value to a whole new level. The modern arched, web-like design delivers increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. * Investment cast 8650 chromemoly body and arched, weblike design deliver increased strength and rigidity while reducing moment of inertia * Withstand valve spring pressures up to 850 lbs. * Unique black oxide exterior finish helps prevent corrosion, thus increasing durability * Increased retainer and valve spring clearances allow use of large diameter springs, retainers and +.050" locks without clearance or fitment issues * Feature oversized trunnions, precision-sorted needle bearings and hardened roller tips

Product Details

Amazon ASIN:B0046ZG9QY
C.A.R.B. E.O. Number:N/A
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.
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?:No
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:N/A
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Description:Ultra Pro Magnum Rocker Arm w/ 1.6 Ratio for Ford 289-351W w/ 3/8" Stud
Engine Family:Ford 289-351W
Maximum Valve Spring Open Pressure:850
Part Number:cca1631-1
Ratio:1.6
Rocker Arm Material:8650 Chromemoly Steel
Rocker Arm Ratio:1.6
Rocker Arm Series:Ultra Pro Magnum
Rocker Stud Diameter:3/8
Stud Diameter:3/8"
Title:Ultra Pro Magnum Rocker Arm w/ 1.6 Ratio for Ford 289-351W w/ 3/8" Stud

Part Type

Engine Rocker Arm

Data: v4.2 - Upd: 2026-10-13 20:16:11

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
1631-1
Product Attributes - Part Type
Rocker Arms
Product Attributes - Product Line
COMP Cams Ultra Pro Magnum Rocker Arms
Product Attributes - UPC
036584196105
Product Attributes - Rocker Arm Mounting Style
Stud
Product Attributes - Self-Aligning
No
Product Attributes - Rocker Arm Ratio
1.6
Product Attributes - Stud Size
3/8 in.
Product Attributes - Rocker Arm Style
Full roller
Product Attributes - Shims Included
No
Product Attributes - Rocker Arm Material
Chromoly
Product Attributes - Rocker Arm Body Style
Standard
Product Attributes - Rocker Arm Fasteners Included
Yes
Product Attributes - Rocker Arm Nut Style
Polylock
Product Attributes - Rocker Arm Finish
Black oxide
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca1631-1
SFX Item ID 4119076
Supplier Item Code 4119076
Manufacturer SKU 1631-1
Manufacturer UPC 36584196105
Alternative References 351w, f100, f150

Compatibility

Application Data
  • MakeFORD
    Beginning Year1963
    Ending Year1968
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
  • MakeFORD
    Beginning Year1968
    Ending Year1985
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
  • MakeFORD
    Beginning Year1969
    Ending Year1995
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
  • MakeFORD
    Beginning Year1970
    Ending Year1981
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
  • MakeLINCOLN
    Beginning Year1977
    Ending Year1980
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
  • MakeMERCURY
    Beginning Year1964
    Ending Year1968
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
  • MakeMERCURY
    Beginning Year1968
    Ending Year1981
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
  • MakeMERCURY
    Beginning Year1969
    Ending Year1986
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
  • MakeMERCURY
    Beginning Year1970
    Ending Year1979
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351

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