Comp Cams 'Magnum' Mechanical Flat Tappet Camshafts

Vehicle Info Needed

COMP CAMSPART NUMBER: 249-K33-247-4

Comp Cams 'Magnum' Mechanical Flat Tappet Camshafts

Name: Comp Cams 'Magnum' Mechanical Flat Tappet Camshafts
Brand: COMP CAMS
SKU: 249-K33-247-4
Price: 744.95 USD
Availability: InStock

^$744⁹⁵

Ships on 10/19/2026

Lowest Price Guarantee

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

.640"/.640"

306°/306°

110°

3000-7000

Cams Are Very Aggressive
Designed For Performance Oriented Vehicles
Deliver More Power Than Standard Camshafts
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

Excellent for Pro Street cars. 3500+ stall or 4 speed 11.5:1 compression, low gears. Radical 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

Weight27.05 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)260

Cam StyleMechanical flat tappet

Grind Number306S

Exh. Duration Advertised (Deg)306

Locks IncludedYes

Engine Make/SizeFord 352-428

Retainers IncludedYes

Intake Valve Lift With Factory Rocker Arm Ratio (I0.64

Int. Duration @ .050 In. (Deg)260

Assembly Lubricant IncludedYes

Basic Operating Rpm Range3,000-7,000

Pushrods IncludedNo

Gaskets IncludedNo

Intake Valve Lash0.022 in (0.559 mm)

Rocker Arms IncludedNo

Intake Valve Lift0.64 in (16.256 mm)

Computer-Controlled CompatibleNo

Int. Duration Advertised (Deg)306

Lobe Separation (Deg)110

Rpm Range3000-7000

Lifter StyleMechanical flat tappet

Advertised Duration306 int./306 exh.

Exhaust Valve Lift With Factory Rocker Arm Ratio (0.64

Valve Springs IncludedYes

UsageStreet/Strip

Valve Lift With Factory Rocker Arm Ratio0.640 int./0.640 exh.

QuantitySold as a kit

Valve Stem Seals IncludedYes

Exhaust Valve Lash0.022 in (0.559 mm)

Exhaust Valve Lift0.64 in (16.256 mm)

Advertised Intake Duration306

Outside Diameter Of Outer Spring1.509 in (38.3 mm)

Intake Duration At 050 Inch Lift260

Exhaust Duration At 050 Inch Lift260

Timing Chain StyleDouble roller

Timing Chain And Gears IncludedYes

Advertised Exhaust Duration306

Lifter TypeMechanical Flat Tappet

Duration At 050 Inch Lift260 int./260 exh.

Valve Springs RequiredNo

Lifters IncludedYes

Vendor Part NumberK33-247-4

Package Qty1

Package TypeEA

No Questions

No Reviews

Items You Need

JEGS

Precision Cam Degree Wheel Kit [11 in.]

Part Number : 555-81621

^$146⁹⁹$161.99

You Save$15.00

JEGS

Valvetrain Checking Springs Light tension springs

Part Number : 555-80523

^$8³⁹$8.99

You Save$0.60

JEGS

Engine Assembly Lube [4 oz. Bottle]

Part Number : 555-28000

^$5⁸⁹$6.99

You Save$1.10

JEGS

Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters

Part Number : 555-80599

^$47⁷⁹$51.99

You Save$4.20

JEGS

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

Part Number : 555-28060

^$10⁰⁹$11.99

You Save$1.90

JEGS

Valve Spring Compressor [Stud Mount]

Part Number : 555-80518

^$9¹⁹$9.99

You Save$0.80

COMP CAMS

159 Engine Break-In Oil Additive [12-Ounce]

Part Number : 249-159

^$23⁹⁵

JEGS