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COMP Cams Cam & Lifter Kit CB XM270H-12

SKU: CCACL11-236-4

Camshaft Kits

CCA Cam & Lifter Kits...

COMP Cams Cam & Lifter Kit CB XM270H-12

SKU: CCACL11-236-4

Camshaft Kits

CCA Cam & Lifter Kits...

A$856.07
Limited Availability from MFR In stock at 1 location (4 available)

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Description

COMP Cams Cam & Lifter Kit CB XM270H-12

CL-KIT - Cam and Lifter Kit Includes: Camshaft, Lifters, Assembly Lube, Decals and Instructions.

Additional Information

Jet w/ A impeller, strong mid- range, good throttle response, noticeable idle.

Application Summary

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

Part Type

Engine Camshaft and Lifter 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.”

*CL-Kit Cam & Lifter Kit Includes*
• Camshaft
• Lifters
• Assembly Lube
• Decals
• Instructions

Data: v4.2 - Upd: 2026-11-07 21:18:29

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:286
Advertised Intake Duration:270
Amazon ASIN:B001GERGC4
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 Marine
Description:Xtreme Marine 226/236 Hydraulic Flat Cam/Lifter Kit Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:236
Exhaust Duration at .050 inch Lift:236
Exhaust Duration:286
Exhaust Valve Lift(in):0.547
Exhaust Valve Lift:0.547
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:CL-Kit - Cam and Lifter Kit
Lifter Type:Hydraulic Flat Tappet
Lifters Included:Yes
Locks Included:No
Part Number:ccaCL11-236-4
RPM Range:1000-7000
Retainers Included:No
Timing Chain and Gears Included:No
Title:Xtreme Marine 226/236 Hydraulic Flat Cam/Lifter Kit Chevrolet Big Block 396-454
Usage:OEM
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 19:08:23

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU ccaCL11-236-4
SFX Item ID 4122922
Accounting SKU cca-CL11-236-4
Manufacturer SKU CL11-236-4
Manufacturer UPC 036584040545
Alternative References CCA-CL11-236-4, CL11-236-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 270/286, Lift .544/.547, Chevy, Big Block, Kit

COMP Cams Xtreme marine cam and lifter kits take advantage of the newest developments in camshaft design. Their aggressive lobe design produces better throttle response and top-end horsepower than other systems with the same duration at .050 in., while delivering increased engine vacuum. These kits are available for everything from pleasure boats to race applications, so you can always have Xtreme performance on the water.

Product Attributes
BrandCOMP Cams
Manufacturer's Part NumberCL11-236-4
Part TypeCamshaft Kits
Product LineCOMP Cams Xtreme Marine Cam and Lifter Kits
UPC036584040545
Cam StyleHydraulic flat tappet
Basic Operating RPM Range1,600-5,800
Camshaft UseMarine
Intake Duration at 050 inch Lift226
Exhaust Duration at 050 inch Lift236
Duration at 050 inch Lift226 int./236 exh.
Advertised Intake Duration270
Advertised Exhaust Duration286
Advertised Duration270 int./286 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.544 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.547 in.
Valve Lift with Factory Rocker Arm Ratio0.544 int./0.547 exh.
Grind NumberCB XM 270H-12
Computer-Controlled CompatibleNo
Lifters IncludedYes
Lifter StyleHydraulic flat tappet
Valve Springs IncludedNo
Retainers IncludedNo
Locks IncludedNo
Valve Stem Seals IncludedNo
Timing Chain and Gears IncludedNo
Assembly Lubricant IncludedYes
Pushrods IncludedNo
Rocker Arms IncludedNo
Gaskets IncludedNo
Valve Springs RequiredYes
QuantitySold as a kit.

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