Individual Products Product Groups
$279.99
$251.99
SAVE $28.00
Ships on 03/25/20
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Premium '50' Series Roller Rocker Arms
  • Big Block Chevy
  • 1.7 Ratio
  • 7/16" Stud
  • 16/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $279.99
    $251.99
    SAVE $28.00
    Ships on 03/25/20
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    $279.99
    $251.99
    SAVE $28.00
    Ships on 08/19/19
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    Premium '50' Series Roller Rocker Arms
  • Small Block Chevy
  • 1.5 Ratio
  • 7/16" Stud
  • 16/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $279.99
    $251.99
    SAVE $28.00
    Ships on 08/19/19
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    $33.99
    $30.59
    SAVE $3.40
    Ships on 05/28/19
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    Premium '50' Series Roller Rocker Arm
  • Small Block Chevy
  • 1.5 Ratio
  • 7/16" Stud
  • 1/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $33.99
    $30.59
    SAVE $3.40
    Ships on 05/28/19
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    $279.99
    $251.99
    SAVE $28.00
    (1)
    Ships on 03/20/20
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    Premium '50' Series Roller Rocker Arms
  • Small Block Chevy
  • 1.6 Ratio
  • 3/8" Stud
  • 16/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $279.99
    $251.99
    SAVE $28.00
    (1)
    Ships on 03/20/20
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    $279.99
    Ships on 06/10/19
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    Premium '50' Series Roller Rocker Arms
  • Small Block Chevy
  • 1.6 Ratio
  • 7/16" Stud
  • 16/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $279.99
    Ships on 06/10/19
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    $24.99
    $22.49
    SAVE $2.50
    Ships on 05/28/19
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    Premium '50' Series Roller Rocker Arm
  • Small Block Chevy
  • 1.5 Ratio
  • 3/8" Stud
  • 1/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $24.99
    $22.49
    SAVE $2.50
    Ships on 05/28/19
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    $279.99
    Availability Date Unknown
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    Premium '50' Series Roller Rocker Arms
  • Small Block Chevy
  • 1.5 Ratio
  • 3/8" Stud
  • 16/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $279.99
    Availability Date Unknown
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    $21.99
    Ships on 05/28/19
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    Premium '50' Series Roller Rocker Arm
  • Small Block Ford
  • 1.6 Ratio
  • 3/8" Stud
  • 1/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $21.99
    Ships on 05/28/19
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    $33.99
    $30.59
    SAVE $3.40
    Ships on 05/28/19
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    Premium '50' Series Roller Rocker Arm
  • Small Block Chevy
  • 1.6 Ratio
  • 3/8" Stud
  • 1/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $33.99
    $30.59
    SAVE $3.40
    Ships on 05/28/19
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    $21.99
    Ships on 05/28/19
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    Premium '50' Series Roller Rocker Arm
  • Small Block Ford
  • 1.6 Ratio
  • 7/16" Stud
  • 1/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • Made in the USA
  • View Details
    $21.99
    Ships on 05/28/19
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    $15.99
    $8.99
    SAVE $7.00
    Ships on 05/28/19
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    Blem - Premium '50' Series Roller Rocker Arm
  • Small Block Chevy
  • 1.6 Ratio
  • 7/16" Stud
  • 1/Pkg
  • Maximum Lift: 0.700"
  • Maximum Valve Spring Diameter: 1.625"
  • View Details
    $15.99
    $8.99
    SAVE $7.00
    Ships on 05/28/19
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    $8.99
    Ships directly from the manufacturer on 05/28/19
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    Stud Girdle Adjustment Nut
  • Stud Size: 7/16"
  • Width A: 0.750" (Top)
  • Width B: 0.600" (Bottom)
  • Length: 2.000"
  • 1/pkg
  • View Details
    $8.99
    Ships directly from the manufacturer on 05/28/19
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    $25.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    Poly Locks
  • 3/8'' -24 Thread
  • 16/pkg
  • View Details
    $25.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    $3.99
    $3.59
    SAVE $0.40
    Ships on 05/28/19
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    Poly Locks
  • 7/16"-20 Stud
  • Fits 0.550" & 0.600" Body Rockers
  • 1/pkg
  • Made in the USA
  • View Details
    $3.99
    $3.59
    SAVE $0.40
    Ships on 05/28/19
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    $23.99
    (1)
    Ships on 05/28/19
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    Poly Locks
  • 3/8"-24 Stud
  • Fits 0.550" & 0.600" Body Rockers
  • 16/pkg
  • Made in the USA
  • View Details
    $23.99
    (1)
    Ships on 05/28/19
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    $9.99
    Ships directly from the manufacturer on 05/28/19
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    Replacement Rocker Nuts
  • 3/8''
  • Magnum Rockers
  • 16/pkg
  • View Details
    $9.99
    Ships directly from the manufacturer on 05/28/19
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    $3.99
    $3.59
    SAVE $0.40
    Ships on 05/28/19
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    Poly Locks
  • 3/8"-24 Stud
  • Fits 0.550" & 0.600" Body Rockers
  • 1/pkg
  • Made in the USA
  • View Details
    $3.99
    $3.59
    SAVE $0.40
    Ships on 05/28/19
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    $8.99
    Ships directly from the manufacturer on 05/28/19
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    Stud Girdle Adjustment Nuts
  • Stud Size: 7/16"
  • Width A: 0.750" (Top)
  • Width B: 0.600" (Bottom)
  • Length: 2.515"
  • 1/pkg
  • View Details
    $8.99
    Ships directly from the manufacturer on 05/28/19
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    $27.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    Poly Locks
  • 7/16'' -20 Thread
  • Body Diameter: .600"
  • Overall Length: 1.125"
  • 16/pkg
  • View Details
    $27.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    $23.99
    Ships on 05/28/19
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    Poly Locks
  • 7/16"-20 Stud
  • Fits 0.550" & 0.600" Body Rockers
  • 16/pkg
  • Made in the USA
  • View Details
    $23.99
    Ships on 05/28/19
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    $10.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    Replacement Rocker Nuts
  • 7/16'
  • Magnum Rockers
  • 16/pkg
  • View Details
    $10.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    $34.99
    Ships directly from the manufacturer on 05/28/19
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    High Energy Polylock
  • Stud Size: 3/8"
  • Width: 0.600"
  • Length: 1.000"
  • 16/pkg
  • View Details
    $34.99
    Ships directly from the manufacturer on 05/28/19
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    $107.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    Stud Girdle Adjustment Nuts
  • Stud Size: 7/16"
  • Width A: 0.750" (Top)
  • Width B: 0.600" (Bottom)
  • Length: 2.000"
  • 16/pkg
  • View Details
    $107.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    $3.69
    Ships directly from the manufacturer on 05/28/19
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    High Energy Polylock
  • Stud Size: 3/8"
  • Width: 0.600"
  • Length: 1.000"
  • 1/pkg
  • View Details
    $3.69
    Ships directly from the manufacturer on 05/28/19
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    $12.99
    Ships directly from the manufacturer on 05/28/19
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    Race Series Polylocks
  • 7/16"
  • Overall Length: 1.200"
  • Outside Diameter: .600"
  • Set of 4
  • View Details
    $12.99
    Ships directly from the manufacturer on 05/28/19
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    $4.69
    (1)
    Ships directly from the manufacturer on 05/28/19
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    Poly Lock
  • 7/16'' -20 Thread
  • Body Diameter: .600"
  • Overall Length: 1.125"
  • 1/pkg
  • View Details
    $4.69
    (1)
    Ships directly from the manufacturer on 05/28/19
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    $4.69
    (2)
    Ships directly from the manufacturer on 05/28/19
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    Poly Lock
  • 3/8'' -24 Thread
  • 1/pkg
  • View Details
    $4.69
    (2)
    Ships directly from the manufacturer on 05/28/19
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    $26.07
    Ships directly from the manufacturer on 05/28/19
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    Poly Sure Lock Rocker Arm Nut Set
  • For Use With Big Block Chevy 454 Stud Girdle
  • Thread: 7/16"-20
  • Minimum Rocker Slot Width: 0.6"
  • Overall Height: 2"
  • Outside Diameter: 0.75"
  • Set of 16
  • View Details
    $26.07
    Ships directly from the manufacturer on 05/28/19
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    $11.99
    Ships directly from the manufacturer on 05/28/19
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    Race Series Polylocks
  • 3/8"
  • Overall Length: 1.200"
  • Outside Diameter: .600"
  • Set of 4
  • View Details
    $11.99
    Ships directly from the manufacturer on 05/28/19
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    $46.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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    Magnum Polylock
  • Stud Size: 3/8"
  • Width: 0.612"
  • Length: 1.300"
  • 16/pkg
  • View Details
    $46.99
    (1)
    Ships directly from the manufacturer on 05/28/19
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