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Extruded Aluminum Roller-Rocker Arm BB Chevy
Product Discontinued
PROFORMPART NUMBER: 778-66913C

Extruded Aluminum Roller-Rocker Arm BB Chevy

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Chevy Big Block
    Extruded Aluminum Roller-Rocker Arm
  • BB Chevy
  • 1.7 ratio
  • 7/16" stud
  • Self aligning
  • Set of 16

  • Precision machined
  • Aluminum
  • Lengthen Valve Train Component Life
  • Reduce Wear On Valve Stem Tips

    Reduce Valvetrain Wear With Roller Rockers

    One of the best ways to rid an engine of internal friction is with a set of aluminum roller rocker arms. Proform's race-proven roller tips unleash horsepower, eliminate valve stem tip wear and tear, and extend valvetrain component life. These aluminum roller rockers are precisely machined to ensure ratio accuracy and consistency.

Part TypeRocker Arm
Product LineProform Aluminum Roller Rocker Arms
BrandPROFORM
Package Height3.25
Package Width11.75
Package Length13.0
Weight8.1 PG
Part CategoryPerformance Parts
Stud Size 0.4375
Ratio1.7
Part FitmentSemi Universal
Engine Make/SizeChevy Big Block (396-454)
Package Qty1
Package TypeEA

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Some parts are not legal for use in California or other states with similar laws / regulations
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