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COMP Cams Camshaft CRB 280H PP474

SKU: CCA21-670-4

Camshafts

CCA Camshafts...

COMP Cams Camshaft CRB 280H PP474

SKU: CCA21-670-4

Camshafts

CCA Camshafts...

A$711.56
Available from MFR. In stock at 1 location (8 available)

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Description

N+ 233/240HFTChryBRB

Strong Mid-Range with Early Muscle Car Sound.

Additional Information

2500 stall with 9.5:1 compression, strong mid-range with early muscle car sound.

Application Summary

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

Part Type

Engine Camshaft

Product Overview

*Nostalgia Plus Camshafts*
• 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)

Additional Application Notes
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; Single Bolt; 2000-6000rpm; Adv. Dur. 280 Int./287 Exh.; Valve Lift .474 Int./Exh.; Lobe Angle 110 deg.;
• w/ U Engine VIN;
• w/ U Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; Single Bolt; 2000-6000rpm; Adv. Dur. 280 Int./287 Exh.; Valve Lift .474 Int./Exh.; Lobe Angle 110 deg.;
• w/ L Engine VIN;
• w/ L Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; Single Bolt; 2000-6000rpm; Adv. Dur. 280 Int./287 Exh.; Valve Lift .474 Int./Exh.; Lobe Angle 110 deg.;

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 21:24:31

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:287
Advertised Intake Duration:280
Amazon ASIN:B000P595S8
Assembly Lubricant Included:Yes
Basic Operating RPM Range:2,000-6,000
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:Hydraulic Flat Tappet
Cam and Lifter Kit Upgrade:CL21-670-4
Camshaft Gear Attachment:1-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Nostalgia Plus
Description:Nostalgia Plus 233/240 Hydraulic Flat Cam for Chrysler 383-440
Engine Family:Chrysler 383-440 c.i. 8 Cylinder (1959-1980)
Exhaust Duration @ .050 in.:240
Exhaust Duration at .050 inch Lift:240
Exhaust Duration:287
Exhaust Valve Lift(in):0.474
Exhaust Valve Lift:0.474
Grind Number:PP280H
Intake Duration @ .050 in.:233
Intake Duration at .050 Inch Lift:233
Intake Duration:280
Intake Valve Lift(in):0.474
Intake Valve Lift:0.474
K-Kit Upgrade:K21-670-4
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Part Number:cca21-670-4
RPM Range:2000-9000
Title:Nostalgia Plus 233/240 Hydraulic Flat Cam for Chrysler 383-440
Usage:Street/Performance
Valve Springs Required: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 19:02:40

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca21-670-4
SFX Item ID 4119445
Accounting SKU cca-21-670-4
Manufacturer SKU 21-670-4
Manufacturer UPC 036584070399
Alternative References 21-670-4, CCA-21-670-4

Camshaft, 1-Bolt, Hydraulic Flat Tappet, Advertised Duration 280/287, Lift .474/.474, Mopar, Big Block, Each

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. COMP Cams 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.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number21-670-4
Part TypeCamshafts
Product LineCOMP Cams Nostalgia Plus Camshafts
UPC036584070399
Cam StyleHydraulic flat tappet
Camshaft UseStreet/Strip
Basic Operating RPM Range2,000-6,000
Intake Duration at 050 inch Lift233
Exhaust Duration at 050 inch Lift240
Duration at 050 inch Lift233 int./240 exh.
Advertised Intake Duration280
Advertised Exhaust Duration287
Advertised Duration280 int./287 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.474 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.474 in.
Valve Lift with Factory Rocker Arm Ratio0.474 int./0.474 exh.
Camshaft Gear Attachment1-bolt
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind NumberCRB 280H PP474
Valve Springs RequiredYes
QuantitySold individually.

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