Magnum 280H Hydraulic Flat Tappet Camshaft Complete Kit Lift: .490" /490" Duration: 280°/280° RPM Range: 2000-6000

Vehicle Info Needed

COMP CAMSPART NUMBER: 249-K10-204-4

Magnum 280H Hydraulic Flat Tappet Camshaft Complete Kit Lift: .490" /490" Duration: 280°/280° RPM Range: 2000-6000

Name: Magnum 280H Hydraulic Flat Tappet Camshaft Complete Kit Lift: .490" /490" Duration: 280°/280° RPM Range: 2000-6000
Brand: COMP CAMS
SKU: 249-K10-204-4
Price: 659.95 USD
Availability: InStock

^$659⁹⁵

Ships on 09/15/2026

Lowest Price Guarantee

American Motors 290-401ci 1966-1991

Lift:

Duration:

RPM Range:

Operating Range:	2000-6000 RPM
Duration Advertised:	280° Intake / 280° Exhaust
Duration @ .050' Lift:	230° Intake / 230° Exhaust
Valve Lift w/1.6 Rockers:	.490' Intake / .490' Exhaust
Lobe Separation Angle:	110°

AMC; Jeep; 4.0; 290; XJ; Cherokee; Wagoneer; Comanche; Grand Wagoneer; Wrangler; JK; Rambler; Eagle; ZJ; Chrysler; AM General; American Motors; 327; 390; 304; 327; 343; 360; 5.9; Rebel; Nash; AMX; Javelin

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 Width10.4

Package Length25.7

Weight26.05 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)230

Cam StyleHydraulic flat tappet

Grind NumberA 280H-10

Exh. Duration Advertised (Deg)280

Locks IncludedYes

Engine Make/SizeAMC 290-401

Retainers IncludedYes

Intake Valve Lift With Factory Rocker Arm Ratio (I0.49

Int. Duration @ .050 In. (Deg)230

Assembly Lubricant IncludedYes

Basic Operating Rpm Range2,000-6,000

Pushrods IncludedNo

Gaskets IncludedNo

Rocker Arms IncludedNo

Intake Valve Lift0.49 in (12.446 mm)

Computer-Controlled CompatibleNo

Int. Duration Advertised (Deg)280

Lobe Separation (Deg)110

Rpm Range2000-6000

Lifter StyleHydraulic flat tappet

Advertised Duration280 int./280 exh.

Exhaust Valve Lift With Factory Rocker Arm Ratio (0.49

Valve Springs IncludedYes

UsageStreet/Strip

Valve Lift With Factory Rocker Arm Ratio0.490 int./0.490 exh.

QuantitySold as a kit

Valve Stem Seals IncludedYes

Exhaust Valve Lift0.49 in (12.446 mm)

Advertised Intake Duration280

Outside Diameter Of Outer Spring1.475 in (37.5 mm)

Intake Duration At 050 Inch Lift230

Exhaust Duration At 050 Inch Lift230

Timing Chain StyleDouble non-roller

Timing Chain And Gears IncludedYes

Advertised Exhaust Duration280

Lifter TypeHydraulic Flat Tappet

Part FitmentSemi Universal

Duration At 050 Inch Lift230 int./230 exh.

Valve Springs RequiredNo

Lifters IncludedYes

Vendor Part NumberK10-204-4

Package Qty1

Package TypeEA

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