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COMP Cams Camshaft Kit CB X4 270H-11

SKU: CCASK11-239-3

Camshaft Kits

CCA Camshaft Kits...

COMP Cams Camshaft Kit CB X4 270H-11

SKU: CCASK11-239-3

Camshaft Kits

CCA Camshaft Kits...

A$1,016.28
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

X4 226/234HFTSKBBC

SK-KIT - Small Kit Includes: Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals and Instructions.

Additional Information

Best with improved intake manifold, needs headers and 3.55-3.90 gears. 2000+ stall.

Application Summary

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

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.”

*SK-Kit - Small Kit Includes*
• Camshaft
• Lifters
• Timing Chain Set
• Assembly Lube
• Decals
• Instructions

Additional Application Notes
• Stock Springs Cannot Be Used~ Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd Flat Tappet;1600-5800rpm;Adv.Dur. 270 Int./278 Exh.;V.Lift .544 Int./.564 Exh.;Lobe 111 deg.;Incl. Cam/Lifters/Timing Set;
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd Flat Tappet;1600-5800rpm;Adv.Dur. 270 Int./278 Exh.;V.Lift .544 Int./.564 Exh.;Lobe 111 deg.;Incl. Cam/Lifters/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 21:15:58

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:278
Advertised Intake Duration:270
Amazon ASIN:B001R9HAJW
Assembly Lubricant Included:Yes
Basic Operating RPM Range:1,600-5,800
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
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Xtreme 4x4
Description:Xtreme 4x4 226/234 Hydraulic Flat Cam SK-Kit for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:234
Exhaust Duration at .050 inch Lift:234
Exhaust Duration:278
Exhaust Valve Lift(in):0.564
Exhaust Valve Lift:0.564
Gaskets Included:No
Intake Duration @ .050 in.:226
Intake Duration at .050 Inch Lift:226
Intake Duration:270
Intake Valve Lift(in):0.544
Intake Valve Lift:0.544
Kit Type:SK-Kit - Small Kit
Lifter Type:Hydraulic Flat Tappet
Lifters Included:Yes
Locks Included:No
Part Number:ccaSK11-239-3
Pushrods Included:No
RPM Range:1000-7000
Retainers Included:No
Timing Chain and Gears Included:Yes
Title:Xtreme 4x4 226/234 Hydraulic Flat Cam SK-Kit for Chevrolet Big Block 396-454
Usage:Street/Performance
Valve Springs Required:Yes
Valve Stem Seals Included:No

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 19:11:28

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU ccaSK11-239-3
SFX Item ID 4124328
Accounting SKU cca-SK11-239-3
Manufacturer SKU SK11-239-3
Manufacturer UPC 036584040859
Alternative References CCA-SK11-239-3, SK11-239-3

Camshaft Kits, Xtreme 4x4 Cam and Lifter Kits, Hydraulic Flat Tappet, Advertised Duration 270/278, Lift 0.544/0.564, Chevy, GMC, ISO, Big Block, Kit

These COMP Cams Xtreme 4x4 cam and lifter kits are built to take advantage of the latest cam technology to provide maximum performance and torque for your vehicle. Whether your use is off-roading or towing, there is an Xtreme 4x4 kit for you. By using an aggressive lobe profile, these cams provide better throttle response and more mid and top-end horsepower.

Product Attributes
BrandCOMP Cams
Manufacturer's Part NumberSK11-239-3
Part TypeCamshaft Kits
Product LineCOMP Cams Xtreme 4x4 Cam and Lifter Kits
UPC036584040859
Cam StyleHydraulic flat tappet
Basic Operating RPM Range1,600-5,800
Camshaft UseStreet/Strip
Camshaft Manufacturers DescriptionBest with improved intake manifold, needs headers and 3.55-3.90 gears. 2000+ stall.
Intake Duration at 050 inch Lift226
Exhaust Duration at 050 inch Lift234
Duration at 050 inch Lift226 int./234 exh.
Advertised Intake Duration270
Advertised Exhaust Duration278
Advertised Duration270 int./278 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.544 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.564 in.
Valve Lift with Factory Rocker Arm Ratio0.544 int./0.564 exh.
Camshaft Gear Attachment3-bolt
Computer-Controlled CompatibleNo
Lifters IncludedYes
Lifter StyleHydraulic flat tappet
Valve Springs IncludedNo
Retainers IncludedNo
Locks IncludedNo
Valve Stem Seals IncludedNo
Timing Chain and Gears IncludedYes
Assembly Lubricant IncludedYes
Pushrods IncludedNo
Rocker Arms IncludedNo
Gaskets IncludedNo
Valve Springs RequiredYes
QuantitySold as a kit.

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