Big Mutha" Thumpr Hydraulic Flat Tappet Camshaft and Lifter Kit Lift .522"/.507" Duration 295/313 RPM Range 2300 to 6200
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-CL11-602-4

Big Mutha" Thumpr Hydraulic Flat Tappet Camshaft and Lifter Kit Lift .522"/.507" Duration 295/313 RPM Range 2300 to 6200

$39795
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Chevy 396-454ci Big Block 1965-96
    Big Mutha' Thumpr Hydraulic Flat Tappet Camshaft and Lifter Kit
    Lift .522"/.507"
    Duration 295/313
    RPM Range 2300 to 6200

  • Camshaft And Lifter 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

    Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572


    Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough 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 Height3.1
Package Width5.5
Package Length25.3
Weight15.2 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)257
Cam StyleHydraulic flat tappet
Grind Number295TH7
Exh. Duration Advertised (Deg)313
Locks IncludedNo
Engine Make/SizeChevy Big Block (396-454)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.522
Int. Duration @ .050 In. (Deg)243
Assembly Lubricant IncludedYes
Basic Operating Rpm Range2,300-6,200
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.522 in (13.259 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)295
Lobe Separation (Deg)107
Rpm Range2300-6200
Lifter StyleHydraulic flat tappet
Advertised Duration295 int./312 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.507
Valve Springs IncludedNo
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.522 int./0.507 exh.
Camshaft Gear Attachment3-bolt
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.507 in (12.878 mm)
Advertised Intake Duration295
Intake Duration At 050 Inch Lift243
Exhaust Duration At 050 Inch Lift257
Timing Chain And Gears IncludedNo
Advertised Exhaust Duration312
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift243 int./257 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberCL11-602-4
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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