Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .513"/.498"
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-K12-600-8

Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .513"/.498"

$1,83395
2 left in stock
ShippingShips Today
Lowest PriceLowest Price Guarantee

Chevy 262-400ci Small Block 1958-98 Non-Factory Roller Block
  • Thumpr
    • Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
    • Lift: .513"/.498"
    • Duration: 283°/303°
    • Lobe Separation Angle: 107°
    • RPM Range: 1900-5600

    • Complete Camshaft Kit
    • 3 Grinds To Fit All Of Your Performance Needs
    • Long Exhaust Duration
    • Produces A Powerful Hard-Hitting Exhaust Note
    • Excellent Horsepower Gains And Broad Torque Curve
    • Delivers Real Seat Of The Pants Performance
    • Designed For Use w/Latest In ValveTrain Components
    • 1 Year Limited Warranty

      265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10


      High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    Part TypeCamshaft Kit
    BrandCOMP CAMS
    Package Height5.0
    Package Width10.0
    Package Length25.5
    Weight24.8 PG
    Part CategoryPerformance Parts
    Exh. Duration @ .050 In. (Deg)241
    Cam StyleHydraulic roller tappet
    Grind Number283THR7
    Exh. Duration Advertised (Deg)303
    Locks IncludedYes
    Engine Make/SizeChevy Small Block (262-400)
    Retainers IncludedYes
    Intake Valve Lift With Factory Rocker Arm Ratio (I0.511
    Int. Duration @ .050 In. (Deg)227
    Assembly Lubricant IncludedNo
    Basic Operating Rpm Range1,900-5,600
    Pushrods IncludedNo
    Gaskets IncludedNo
    Rocker Arms IncludedNo
    Intake Valve Lift0.511 in (12.979 mm)
    Computer-Controlled CompatibleNo
    Int. Duration Advertised (Deg)283
    Lobe Separation (Deg)107
    Rpm Range1900-5600
    Lifter StyleHydraulic roller
    Advertised Duration283 int./303 exh.
    Exhaust Valve Lift With Factory Rocker Arm Ratio (0.497
    Valve Springs IncludedYes
    UsageStreet/Performance
    Valve Lift With Factory Rocker Arm Ratio0.511 int./0.497 exh.
    Camshaft Gear Attachment3-bolt
    QuantitySold as a kit
    Valve Stem Seals IncludedYes
    Exhaust Valve Lift0.497 in (12.624 mm)
    Advertised Intake Duration283
    Outside Diameter Of Outer Spring1.437 in (36.5 mm)
    Intake Duration At 050 Inch Lift227
    Exhaust Duration At 050 Inch Lift241
    Timing Chain StyleDouble non-roller
    Timing Chain And Gears IncludedYes
    Advertised Exhaust Duration303
    Lifter TypeHydraulic Roller Retrofit
    Part FitmentSemi Universal
    Duration At 050 Inch Lift227 int./241 exh.
    Valve Springs RequiredNo
    Lifters IncludedYes
    Vendor Part NumberK12-600-8
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

    Items You Need

    Valvetrain Checking Springs Light tension springs

    JEGS

    Valvetrain Checking Springs Light tension springs

    Part Number : 555-80523
    $839$8.99
    You Save$0.60
    Break-In/Engine Oil Supplement [12 oz. Bottle]

    JEGS

    Break-In/Engine Oil Supplement [12 oz. Bottle]

    Part Number : 555-28060
    $1009$11.99
    You Save$1.90
    Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters

    JEGS

    Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters

    Part Number : 555-80599
    $4779$51.99
    You Save$4.20
    Valve Spring Compressor [Stud Mount]

    JEGS

    Valve Spring Compressor [Stud Mount]

    Part Number : 555-80518
    $919$9.99
    You Save$0.80
    Precision Cam Degree Wheel Kit [11 in.]

    JEGS

    Precision Cam Degree Wheel Kit [11 in.]

    Part Number : 555-81621
    $14699$161.99
    You Save$15.00
    Engine Assembly Lube [4 oz. Bottle]

    JEGS

    Engine Assembly Lube [4 oz. Bottle]

    Part Number : 555-28000
    $589$6.99
    You Save$1.10
    Valve Spring Compressor [Stud Mount]

    JEGS

    Valve Spring Compressor [Stud Mount]

    Part Number : 555-80521
    $5299$57.19
    You Save$4.20
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning
    Your Cart

    Your shopping cart is empty!