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COMP Cams Camshaft Kit CRB 306S

SKU: CCAK21-249-4

Camshaft Kits

CCA Camshaft Kits...

COMP Cams Camshaft Kit CRB 306S

SKU: CCAK21-249-4

Camshaft Kits

CCA Camshaft Kits...

A$1,957.34
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

COMP Cams Camshaft Kit CRB 306S

K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.

Additional Information

Serious street/strip effort for 440. 3500 converter. 10.5:1+ compression. 800-850 CFM. 383 requires 4000+ converter.

Application Summary

Fits Chrysler B/RB 383, 400, 413, 426 Wedge and 440

Part Type

Engine Camshaft Kit

Product Overview

COMP Cams offers complete component-matched valve train kits that deliver unbeatable performance, durability and ease of installation.

All cam kits are fully tested and manufactured to the strictest standards. Each kit's components were specifically chosen as the best performance match for that particular camshaft so that you can reap the benefits of a perfectly matched “Power Engineered System.”

*K-Kit - Complete Kit Includes*
• Camshaft
• Lifters
• Valve Springs
• Retainers
• Valve Locks
• Valve Stem Seals
• Assembly Lube
• Decals
• Instructions

Additional Application Notes
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Mec. Flat Tappet;Single Bolt; 3500-6500rpm;Adv.Dur. 306 Int./Exh.;V.Lift .555 Int./Exh.;Lobe 110 deg;Incl.Cam;Lifter;V.Sprng/Ret./Lock/Seal;Timing Set;
• w/ T Engine VIN;
• w/ T Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Mec. Flat Tappet;Single Bolt; 3500-6500rpm;Adv.Dur. 306 Int./Exh.;V.Lift .555 Int./Exh.;Lobe 110 deg;Incl.Cam;Lifter;V.Sprng/Ret./Lock/Seal;Timing Set;
• w/ K Engine VIN;
• w/ K Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Mec. Flat Tappet;Single Bolt; 3500-6500rpm;Adv.Dur. 306 Int./Exh.;V.Lift .555 Int./Exh.;Lobe 110 deg;Incl.Cam;Lifter;V.Sprng/Ret./Lock/Seal;Timing Set;

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-07 21:16:40

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Advertised Exhaust Duration:306
Advertised Intake Duration:306
Amazon ASIN:B001R9FM24
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3,500-6,500
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?:No
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:Yes, but must be a race/competition only vehicle.
Cam Type:Solid Flat Tappet
Camshaft Material:Cast Iron
Camshaft Series:Magnum
Description:Magnum 262/262 Solid Flat Cam K-Kit for Chrysler 383-440
Engine Family:Chrysler 383-440 c.i. 8 Cylinder (1959-1980)
Exhaust Duration @ .050 in.:260
Exhaust Duration at .050 inch Lift:260
Exhaust Duration:306
Exhaust Valve Lift(in):0.555
Exhaust Valve Lift:0.555
Gaskets Included:No
Intake Duration @ .050 in.:260
Intake Duration at .050 Inch Lift:260
Intake Duration:306
Intake Valve Lift(in):0.555
Intake Valve Lift:0.555
Kit Type:K-Kit - Complete Kit
Lifter Type:Solid Flat Tappet
Lifters Included:Yes
Part Number:ccaK21-249-4
RPM Range:3000-9000
Title:Magnum 262/262 Solid Flat Cam K-Kit for Chrysler 383-440
Usage:Street/Strip
Valve Springs Included:Yes

Product Downloads

# Document Type Download
1. Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:10:33

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU ccaK21-249-4
SFX Item ID 4123873
Accounting SKU cca-K21-249-4
Manufacturer SKU K21-249-4
Manufacturer UPC 036584460688
Alternative References CCA-K21-249-4, K21-249-4

Cam/Lifters/Valvetrain, Mechanical Flat Tappet, Adv. Duration 306/306, Lift .555/.555, Mopar, 383-440, Kit

COMP Cams Magnum solid lifter cam and lifter kits are specifically designed for the street enthusiast looking for more power and that Pro Street sound. Whether your choice would be the 270s with low-speed torque and noticeable idle, or the 306s for larger cubic inch engines with tremendous high-rpm power and radical idle, one of the Magnum series cam and lifter kits will fit your engine's needs.

Product Attributes
BrandCOMP Cams
Manufacturer's Part NumberK21-249-4
Part TypeCamshaft Kits
Product LineCOMP Cams Magnum Solid Cam and Lifter Kits
UPC036584460688
Cam StyleSolid flat tappet
Basic Operating RPM Range3,500-6,500
Camshaft UseStreet/Strip
Intake Duration at 050 inch Lift262
Exhaust Duration at 050 inch Lift262
Duration at 050 inch Lift262 int./262 exh.
Advertised Intake Duration306
Advertised Exhaust Duration306
Advertised Duration306 int./306 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.555 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.555 in.
Valve Lift with Factory Rocker Arm Ratio0.555 int./0.555 exh.
Camshaft Gear Attachment1-bolt
Intake Valve Lash0.022 in.
Exhaust Valve Lash0.022 in.
Grind Number306S
Computer-Controlled CompatibleNo
Lifters IncludedYes
Lifter StyleMechanical flat tappet
Valve Springs IncludedYes
Outside Diameter of Outer Spring (in.)1.509 in.
Retainers IncludedYes
Locks IncludedYes
Valve Stem Seals IncludedYes
Timing Chain and Gears IncludedYes
Timing Chain StyleDouble roller
Assembly Lubricant IncludedYes
Pushrods IncludedNo
Rocker Arms IncludedNo
Gaskets IncludedNo
Valve Springs RequiredNo
QuantitySold as a kit.

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