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COMP Cams Camshaft CB 305Ah-10

SKU: CCA11-336-4

Camshafts

CCA Camshafts...

COMP Cams Camshaft CB 305Ah-10

SKU: CCA11-336-4

Camshafts

CCA Camshafts...

A$711.56
Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing 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

Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572

Product Details

Advertised Exhaust Duration:312
Advertised Intake Duration:305
Amazon ASIN:B000P5B8WY
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3,800-6,800
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:CL11-336-4
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Marine
Description:Marine 253/260 Hydraulic Flat Cam for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:260
Exhaust Duration at .050 inch Lift:260
Exhaust Duration:312
Exhaust Valve Lift(in):0.6
Exhaust Valve Lift:0.6
Grind Number:305AH
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:K11-336-4
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Lobe Separation:110
Part Number:cca11-336-4
RPM Range:3000-9000
SK-Kit Upgrade:SK11-336-4
Title:Marine 253/260 Hydraulic 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
11-336-4
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Xtreme Marine Camshafts
Product Attributes - UPC
036584610267
Product Attributes - Cam Style
Hydraulic flat tappet
Product Attributes - Camshaft Use
Marine
Product Attributes - Camshaft Manufacturers Description
B impeller in jet boat. River drags and brackets. Use tunnel ram.
Product Attributes - Basic Operating RPM Range
3,800-6,800
Product Attributes - Intake Duration at 050 inch Lift
253
Product Attributes - Exhaust Duration at 050 inch Lift
260
Product Attributes - Duration at 050 inch Lift
253 int./260 exh.
Product Attributes - Advertised Intake Duration
305
Product Attributes - Advertised Exhaust Duration
312
Product Attributes - Advertised Duration
305 int./312 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.575 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.600 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.575 int./0.600 exh.
Product Attributes - Lobe Separation (degrees)
110
Product Attributes - Camshaft Gear Attachment
3-bolt
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Grind Number
CB 305AH-10
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca11-336-4
SFX Item ID 4118429
Supplier Item Code 4118429
Manufacturer SKU 11-336-4
Manufacturer UPC 36584610267
Alternative References c10, s10, 305Ah-10

Compatibility

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

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