Thumpr Hydraulic Flat Tappet Camshaft Complete Kit Lift .506"/.493" Duration 278/296 RPM Range 2000-5800

Vehicle Info Needed

COMP CAMSPART NUMBER: 249-K33-600-5

Thumpr Hydraulic Flat Tappet Camshaft Complete Kit Lift .506"/.493" Duration 278/296 RPM Range 2000-5800

Name: Thumpr Hydraulic Flat Tappet Camshaft Complete Kit Lift .506"/.493" Duration 278/296 RPM Range 2000-5800
Brand: COMP CAMS
SKU: 249-K33-600-5
Price: 760.95 USD
Availability: InStock

^$760⁹⁵

Ships on 09/15/2026

Lowest Price Guarantee

Ford 352-428 c.i. 8 CYL. 1963-1976

Lift

Duration

RPM Range

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
Ford, FE, 352, 428, Super Cobra Jet, SCJ, Cobra Jet, Mustang, Mach 1, Shelby, 332, 361, 390, 406, 410, 427, 428, Truck, F100, F150, Ford Truck

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 Height5.3

Package Width10.3

Package Length25.5

Weight26.45 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)249

Cam StyleHydraulic flat tappet

Grind Number279TH7

Exh. Duration Advertised (Deg)304

Locks IncludedNo

Engine Make/SizeFord 352-428

Retainers IncludedYes

Intake Valve Lift With Factory Rocker Arm Ratio (I0.506

Int. Duration @ .050 In. (Deg)234

Assembly Lubricant IncludedYes

Basic Operating Rpm Range2,000-5,800

Pushrods IncludedNo

Gaskets IncludedNo

Rocker Arms IncludedNo

Intake Valve Lift0.519 in (13.183 mm)

Computer-Controlled CompatibleNo

Int. Duration Advertised (Deg)286

Lobe Separation (Deg)107

Rpm Range2000-5800

Lifter StyleHydraulic flat tappet

Advertised Duration278 int./296 exh.

Exhaust Valve Lift With Factory Rocker Arm Ratio (0.493

Valve Springs IncludedYes

UsageStreet/Hi-Performance

Valve Lift With Factory Rocker Arm Ratio0.506 int./0.493 exh.

QuantitySold as a kit

Valve Stem Seals IncludedYes

Exhaust Valve Lift0.515 in (13.081 mm)

Advertised Intake Duration278

Outside Diameter Of Outer Spring1.476 in (37.5 mm)

Intake Duration At 050 Inch Lift226

Exhaust Duration At 050 Inch Lift241

Timing Chain StyleDouble roller

Timing Chain And Gears IncludedYes

Advertised Exhaust Duration296

Lifter TypeHydraulic Flat Tappet

Part FitmentSemi Universal

Duration At 050 Inch Lift226 int./241 exh.

Valve Springs RequiredNo

Lifters IncludedYes

Vendor Part NumberK33-600-5

Package Qty1

Package TypeEA

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