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COMP Cams Camshaft CB 270B-10

SKU: CCA11-550-5

Camshafts

CCA Camshafts...

COMP Cams Camshaft CB 270B-10

SKU: CCA11-550-5

Camshafts

CCA Camshafts...

A$725.36
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Description

Designed for hot street/strip cars, COMP Cams Magnum series cams require a higher compression ratio, rear-end gear ratio, and stall torque converter than stock. With a very aggressive profile, these Magnum hydraulic camshafts provide maximum top-end performance for your high performance car.

Product Overview

*Magnum Camshafts* * Great high RPM power * Easy on valve train parts * Can be used with mild ratio rocker arms and traditional performance valve springsAvailable * Best with aftermarket converter and 9.5:1+ compression

Product Details

Advertised Exhaust Duration:280
Advertised Intake Duration:270
Amazon ASIN:B000P5D72S
Assembly Lubricant Included:Yes
Basic Operating RPM Range:2,500-6,500
C.A.R.B. E.O. Number:N/A
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:Yes, but must meet tailpipe emission standards for year of vehicle.
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.
C.A.R.B. Exemption Reason:N/A
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Cam Type:Solid Flat Tappet
Cam and Lifter Kit Upgrade:CL11-550-5
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Magnum Marine
Description:Magnum Marine 235/242 Solid Flat Cam for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:242
Exhaust Duration at .050 inch Lift:242
Exhaust Duration:280
Exhaust Valve Lift(in):0.575
Exhaust Valve Lift:0.575
Grind Number:270B
Intake Duration @ .050 in.:235
Intake Duration at .050 Inch Lift:235
Intake Duration:270
Intake Valve Lift(in):0.561
Intake Valve Lift:0.561
K-Kit Upgrade:K11-550-5
Lifter Type:Solid Flat Tappet
Lifters Included:No
Lobe Separation:110
Part Number:cca11-550-5
RPM Range:2000-9000
SK-Kit Upgrade:SK11-550-5
Title:Magnum Marine 235/242 Solid Flat Cam for Chevrolet Big Block 396-454
Usage:Marine
Valve Springs Required:Yes

Application Summary

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

Part Type

Engine Camshaft

Data: v4.2 - Upd: 2026-10-13 17:49:25

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
11-550-5
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Magnum Hydraulic Camshafts
Product Attributes - UPC
036584640134
Product Attributes - Cam Style
Solid flat tappet
Product Attributes - Camshaft Use
Marine
Product Attributes - Basic Operating RPM Range
2,500-6,500
Product Attributes - Intake Duration at 050 inch Lift
235
Product Attributes - Exhaust Duration at 050 inch Lift
242
Product Attributes - Duration at 050 inch Lift
235 int./242 exh.
Product Attributes - Advertised Intake Duration
270
Product Attributes - Advertised Exhaust Duration
280
Product Attributes - Advertised Duration
270 int./280 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.561 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.575 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.562 int./0.575 exh.
Product Attributes - Lobe Separation (degrees)
110
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Grind Number
CB 270B-10
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca11-550-5
SFX Item ID 4118457
Supplier Item Code 4118457
Manufacturer SKU 11-550-5
Manufacturer UPC 36584640134
Alternative References c10, s10, 270B-10

Compatibility

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

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