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COMP Cams Camshaft CB 305H-10

SKU: CCA11-214-4

Camshafts

CCA Camshafts...

COMP Cams Camshaft CB 305H-10

SKU: CCA11-214-4

Camshafts

CCA Camshafts...

A$711.64
Available from MFR. In stock at 2 locations (9 available)

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Description

BBC - 1965-66 396 c.i.d. 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:305
Advertised Intake Duration:305
Amazon ASIN:B000CESFH4
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3,000-6800
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 Flat Tappet
Cam and Lifter Kit Upgrade:CL11-214-4
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Magnum
Description:Magnum 253/253 Hydraulic Flat Cam for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:253
Exhaust Duration at .050 inch Lift:253
Exhaust Duration:305
Exhaust Valve Lift(in):0.575
Exhaust Valve Lift:0.575
Grind Number:305H
Intake Duration @ .050 in.:253
Intake Duration at .050 Inch Lift:253
Intake Duration:305
Intake Valve Lift(in):0.575
Intake Valve Lift:0.575
K-Kit Upgrade:K11-214-4
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Lobe Separation:110
Part Number:cca11-214-4
RPM Range:3000-9000
SK-Kit Upgrade:SK11-214-4
Title:Magnum 253/253 Hydraulic Flat 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: 2026-10-13 17:50:15

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
11-214-4
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Magnum Hydraulic Camshafts
Product Attributes - UPC
036584520023
Product Attributes - Cam Style
Hydraulic flat tappet
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Basic Operating RPM Range
3,000-6,800
Product Attributes - Intake Duration at 050 inch Lift
253
Product Attributes - Exhaust Duration at 050 inch Lift
253
Product Attributes - Duration at 050 inch Lift
253 int./253 exh.
Product Attributes - Advertised Intake Duration
305
Product Attributes - Advertised Exhaust Duration
305
Product Attributes - Advertised Duration
305 int./305 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.575 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.575 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.575 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 305H-10
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca11-214-4
SFX Item ID 4118388
Supplier Item Code 4118388
Manufacturer SKU 11-214-4
Manufacturer UPC 36584520023
Alternative References c10, s10, COM11-214-4, 305H-10

Compatibility

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

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