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COMP CAMSPART NUMBER: 249-K21-671-4

Comp Cams Nostalgia Plus Camshafts

Name: Comp Cams Nostalgia Plus Camshafts
Brand: COMP CAMS
SKU: 249-K21-671-4
Price: 690.95 USD
Availability: InStock

^$690⁹⁵

Ships on 10/14/2026

Lowest Price Guarantee

Chrysler 383-440ci 1959-1980

.484"/.484"

284°/291°

108°

2300-6300

273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA

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

These famous factory camshafts of the past are combined with the latest advanced camshaft technology to give you the sound and excitement of the musclecar era. These Nostalgia Plus cams are specifically designed to capture the essence of the original '60s musclecar, with additional power that you can feel in the seat of your pants. The new technology creates awesome response to give new life to any hot rod.

Features:

Specifically designed to capture the essence of the original 1960s muscle car experience
Combine famous factory cam performance with modern camshaft lobe designs for increased throttle response
Excellent sound improvement through camshaft specifications (with similar vacuum characteristics to its muscle car era counterparts

Camshaft & Lifter Kits are indicated by a CL in their part number and include Camshaft, Lifters, Assembly Lube, Decals, and Instructions.

Complete Kits are indicated by a K in their part number and include Camshaft, Lifters, Timing Chain & Gears, Valve Springs, Retainers, Locks, Assembly Lube, Decals, and Instructions.

Small Kits are indicated by a SK in their part number and include Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals, and Instructions.

Part TypeCamshaft Kit

Product LineComp Cams Nostalgia Plus Camshafts

BrandCOMP CAMS

Package Height5.3

Package Width10.4

Package Length25.6

Weight25.65 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)246

Cam StyleHydraulic flat tappet

Grind NumberPP284H

Exh. Duration Advertised (Deg)291

Locks IncludedYes

Engine Make/SizeMopar V8

Retainers IncludedYes

Intake Valve Lift With Factory Rocker Arm Ratio (I0.484

Int. Duration @ .050 In. (Deg)239

Assembly Lubricant IncludedYes

Basic Operating Rpm Range2,300-6,300

Pushrods IncludedNo

Gaskets IncludedNo

Rocker Arms IncludedNo

Intake Valve Lift0.484 in (12.294 mm)

Computer-Controlled CompatibleNo

Int. Duration Advertised (Deg)284

Lobe Separation (Deg)108

Rpm Range2300-6300

Lifter StyleHydraulic flat tappet

Advertised Duration284 int./291 exh.

Exhaust Valve Lift With Factory Rocker Arm Ratio (0.484

Valve Springs IncludedYes

UsageStreet/Performance

Valve Lift With Factory Rocker Arm Ratio0.484 int./0.484 exh.

Camshaft Gear Attachment1-bolt

QuantitySold as a kit

Valve Stem Seals IncludedYes

Exhaust Valve Lift0.484 in (12.294 mm)

Advertised Intake Duration284

Outside Diameter Of Outer Spring1.524 in (38.7 mm)

Intake Duration At 050 Inch Lift239

Exhaust Duration At 050 Inch Lift246

Timing Chain StyleDouble roller

Timing Chain And Gears IncludedYes

Advertised Exhaust Duration291

Lifter TypeHydraulic Flat Tappet

Part FitmentSemi Universal

Duration At 050 Inch Lift239 int./246 exh.

Valve Springs RequiredNo

Lifters IncludedYes

Vendor Part NumberK21-671-4

Package Qty1

Package TypeEA

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