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COMP Cams Camshaft CB 270H-R10

SKU: CCA11-420-8

Camshafts

CCA Camshafts...

COMP Cams Camshaft CB 270H-R10

SKU: CCA11-420-8

Camshafts

CCA Camshafts...

A$1,306.45
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

BBC - 1965-66 396 c.i. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.

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:270
Advertised Intake Duration:270
Amazon ASIN:B001O09ME0
Assembly Lubricant Included:No
Basic Operating RPM Range:1,800-5,000
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:Hydraulic Roller
Cam and Lifter Kit Upgrade:CL11-420-8
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Austempered Ductile Iron
Camshaft Series:Magnum
Description:Magnum 215/215 Hydraulic Roller Cam for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:215
Exhaust Duration at .050 inch Lift:215
Exhaust Duration:270
Exhaust Valve Lift(in):0.566
Exhaust Valve Lift:0.566
Grind Number:270HR
Intake Duration @ .050 in.:215
Intake Duration at .050 Inch Lift:215
Intake Duration:270
Intake Valve Lift(in):0.566
Intake Valve Lift:0.566
K-Kit Upgrade:K11-420-8
Lifter Type:Hydraulic Roller
Lifters Included:No
Lobe Separation:110
Part Number:cca11-420-8
RPM Range:1000-7000
SK-Kit Upgrade:SK11-420-8
Title:Magnum 215/215 Hydraulic Roller Cam for Chevrolet Big Block 396-454
Usage:Street/Strip
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: 2026-10-14 02:07:16

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
11-420-8
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Magnum Hydraulic Roller Camshafts
Product Attributes - UPC
036584780151
Product Attributes - Cam Style
Hydraulic roller, Retro-fit
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Basic Operating RPM Range
1,800-5,000
Product Attributes - Intake Duration at 050 inch Lift
215
Product Attributes - Exhaust Duration at 050 inch Lift
215
Product Attributes - Duration at 050 inch Lift
215 int./215 exh.
Product Attributes - Advertised Intake Duration
270
Product Attributes - Advertised Exhaust Duration
270
Product Attributes - Advertised Duration
270 int./270 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.566 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.566 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.566 int./0.566 exh.
Product Attributes - Lobe Separation (degrees)
110
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Grind Number
CB 270H-R10
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Requires thrust button and wear plate.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca11-420-8
SFX Item ID 4118442
Supplier Item Code 4118442
Manufacturer SKU 11-420-8
Manufacturer UPC 36584780151
Alternative References c10, s10, COM11-420-8, 270H-R10

Compatibility

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

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