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COMP Cams Camshaft CS XE274H-10

SKU: CCA12-246-3

Camshafts

CCA Camshafts

COMP Cams Camshaft CS XE274H-10

SKU: CCA12-246-3

Camshafts

CCA Camshafts

A$680.32
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

Xtreme Energy 230/236 Hydraulic Flat Tappet Cam for Chevy Small Block. Very strong torque with excellent mileage and a smooth idle. Xtreme Energy Cams bridge the gap between Magnum street cams and race only cams. Xtreme Energy Cams provide increased torque, vacuum, response, and power while still providing quiet operation of the valve train and the durability required in daily driven vehicles.

Product Overview

Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer. GM gradually added roller camshafts to 305's and 350's from the mid 80's forward. Camaros/Firebirds/Corvettes received the roller cams early, but many trucks and SUV's had flat tappet cams until the mid 90's. Remove the intake or timing cover to confirm whether the block is a factory roller or flat tappet. Does not fit the LS1, LS2, LS3 or any LS-based 4.8, 5.3, 5.7, 6.0 and 6.2. 1955-1957 Chevrolet 265 engines require a groove on the 5th cam journal for oiling. Contact us for more information.

Product Details

Advertised Exhaust Duration:286
Advertised Intake Duration:274
Amazon ASIN:B000CIUAAA
Assembly Lubricant Included:Yes
Basic Operating RPM Range:1,800-6,000
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 Flat Tappet
Cam and Lifter Kit Upgrade:CL12-246-3
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Xtreme Energy
Description:Xtreme Energy 230/236 Hydraulic Flat Cam for Chevrolet Small Block
Engine Family:Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
Exhaust Duration @ .050 in.:236
Exhaust Duration at .050 inch Lift:236
Exhaust Duration:286
Exhaust Valve Lift(in):0.49
Exhaust Valve Lift:0.49
Grind Number:XE274H
Intake Duration @ .050 in.:230
Intake Duration at .050 Inch Lift:230
Intake Duration:274
Intake Valve Lift(in):0.487
Intake Valve Lift:0.487
K-Kit Upgrade:K12-246-3
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Lobe Separation:110
Part Number:cca12-246-3
RPM Range:1000-7000
SK-Kit Upgrade:SK12-246-3
Title:Xtreme Energy 230/236 Hydraulic Flat Cam for Chevrolet Small Block
Usage:Street/Performance
Valve Springs Required:Yes

Application Summary

Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer. GM gradually added roller camshafts to 305's and 350's from the mid 80's forward. Camaros/Firebirds/Corvettes received the roller cams early, but many trucks and SUV's had flat tappet cams until the mid 90's. Remove the intake or timing cover to confirm whether the block is a factory roller or flat tappet. Does not fit the LS1, LS2, LS3 or any LS-based 4.8, 5.3, 5.7, 6.0 and 6.2. 1955-1957 Chevrolet 265 engines require a groove on the 5th cam journal for oiling. Contact us for more information.

Part Type

Engine Camshaft

Data: v4.2 - Upd: 2026-09-27 16:39:01

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
12-246-3
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Xtreme Energy Camshafts
Product Attributes - UPC
036584023548
Product Attributes - Cam Style
Hydraulic flat tappet
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Camshaft Manufacturers Description
Xtreme Energy™ 230/236 Hydraulic Flat Tappet Cam for Chevy Small Block. Very strong mid-range torque and throttle response, 2200+ stall.
Product Attributes - Basic Operating RPM Range
1,800-6,000
Product Attributes - Intake Duration at 050 inch Lift
230
Product Attributes - Exhaust Duration at 050 inch Lift
236
Product Attributes - Duration at 050 inch Lift
230 int./236 exh.
Product Attributes - Advertised Intake Duration
274
Product Attributes - Advertised Exhaust Duration
286
Product Attributes - Advertised Duration
274 int./286 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.490 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.490 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.490 int./0.490 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
CS XE274H-10
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca12-246-3
SFX Item ID 4118620
Supplier Item Code 4118620
Manufacturer SKU 12-246-3
Manufacturer UPC 36584023548
Alternative References l46, l48, l65, lm1, lt-1, l82

Compatibility

Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer. GM gradually added roller camshafts to 305's and 350's from the mid 80's forward. Camaros/Firebirds/Corvettes received the roller cams early, but many trucks and SUV's had flat tappet cams until the mid 90's. Remove the intake or timing cover to confirm whether the block is a factory roller or flat tappet. Does not fit the LS1, LS2, LS3 or any LS-based 4.8, 5.3, 5.7, 6.0 and 6.2. 1955-1957 Chevrolet 265 engines require a groove on the 5th cam journal for oiling. Contact us for more information.

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