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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. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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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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