Stamped Steel Roller Tip Rocker Arms for Small Block Chevy Engines [1.6 Ratio, 3/8 in. Stud]
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PROFORMPART NUMBER: 778-66922C

Stamped Steel Roller Tip Rocker Arms for Small Block Chevy Engines [1.6 Ratio, 3/8 in. Stud]

$10499
ShippingShips on 11/02/2026
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Stamped Steel Long Slot Rockers with Roller Tip
Stamped Steel Roller Tip Rocker Arms
  • Fits Small Block Chevy Engines
  • 1.6 Ratio
  • 3/8 in. Stud Mount
  • Extra Long Slot for High Lift Cams
  • Non-Self-Aligning
  • Anti-Gall Grooved Balls and Crimp Nuts Included
  • Stamped Steel
  • Set of 16

    Roller tip rockers are the affordable way to cut valvetrain friction and valve stem wear compared to a plain stamped rocker. These 1.6 ratio stamped steel rockers mount on 3/8 in. studs and use an extra long slot that eliminates rocker-to-stud interference with high lift cams. Each package includes 16 rockers with anti-gall grooved balls and nuts.

    Proform 66922C Roller Tip Rocker Arm Set Features:

    • Fits Small Block Chevy engines with 3/8 in. rocker studs
    • 1.6 rocker ratio
    • Roller tip reduces friction and valve stem wear
    • Extra long slot eliminates rocker-to-stud interference with high lift cams
    • Ball mount, non-self-aligning design
    • Anti-gall grooved balls and crimp nuts included
    • Stamped steel construction
    • Set of 16 rocker arms
    • Proform Roller-Tip Rocker Arms feature a roller to reduce friction and wear at the valve stem tip. Made of chrome moly or stamped steel, steel rockers feature long slots to stop rocker-to-stud interference on high-lift camshafts. These roller-tip rocker arms are perfect for almost all average street engine because they are more rigid and durable than the stock rocker arms.

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    Part TypeRocker Arm
    Product LineProform Roller-Tip Rocker Arms
    BrandPROFORM
    Package Height3.13
    Package Width9.75
    Package Length12.75
    Weight5.0 PG
    Part CategoryPerformance Parts
    Includes ShimsNo
    Stud Size 0.3750
    Nut StyleCrimp Nut
    QuantitySet of 16
    MaterialSteel
    Stud Diameter3/8 in
    Rocker Arm Mounting StyleStud
    Engine Make/SizeChevy Small Block (262-400)
    Self-AligningNo
    Rocker Arm StyleRoller Tip
    Rocker Arm Body StyleStandard
    Ratio1.6
    Part FitmentDirect Fit
    Vendor Part Number66922C
    Package Qty1
    Package TypeEA
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