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COMP Cams Camshaft CB8 XR258 HR12

SKU: CCA46-408-9

Camshafts

CCA Camshafts...

COMP Cams Camshaft CB8 XR258 HR12

SKU: CCA46-408-9

Camshafts

CCA Camshafts...

A$1,233.81
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 206/212 Hydraulic Roller Cam

Product Overview

*Xtreme Energy Camshafts* * Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve * More vacuum allows an increase in duration for improved performance and assists power brakes * Excellent performance in street carbureted applications * Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.

Product Details

Advertised Exhaust Duration:264
Advertised Intake Duration:258
Amazon ASIN:B000P5BCU2
Assembly Lubricant Included:No
Basic Operating RPM Range:800-4,800
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 Roller
Camshaft Material:Billet Steel
Camshaft Series:Xtreme Energy
Description:Xtreme Energy 206/212 Hydraulic Roller Cam for GM 8100/8.1L
Engine Family:GM 8100/8.1L 8 Cylinder (2001+)
Exhaust Duration @ .050 in.:212
Exhaust Duration at .050 inch Lift:212
Exhaust Duration:264
Exhaust Valve Lift(in):0.51
Exhaust Valve Lift:0.51
Grind Number:XR258HR
Intake Duration @ .050 in.:206
Intake Duration at .050 Inch Lift:206
Intake Duration:258
Intake Valve Lift(in):0.510
Intake Valve Lift:0.51
Lifter Type:Hydraulic Roller
Lifters Included:No
Lobe Separation:112
Part Number:cca46-408-9
RPM Range:0-6750
Title:Xtreme Energy 206/212 Hydraulic Roller Cam for GM 8100/8.1L
Usage:Street/Performance
Valve Springs Required:Yes

Part Type

Engine Camshaft

Data: v4.2 - Upd: 2026-10-13 17:46:27

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
46-408-9
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Xtreme Energy Camshafts
Product Attributes - UPC
036584078975
Product Attributes - Cam Style
Hydraulic roller, OE roller
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Basic Operating RPM Range
800-4,800
Product Attributes - Intake Duration at 050 inch Lift
206
Product Attributes - Exhaust Duration at 050 inch Lift
212
Product Attributes - Duration at 050 inch Lift
206 int./212 exh.
Product Attributes - Advertised Intake Duration
258
Product Attributes - Advertised Exhaust Duration
264
Product Attributes - Advertised Duration
258 int./264 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.510 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.510 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.510 int./0.510 exh.
Product Attributes - Lobe Separation (degrees)
112
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Grind Number
CB8 XR258 HR12
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca46-408-9
SFX Item ID 4120129
Supplier Item Code 4120129
Manufacturer SKU 46-408-9
Manufacturer UPC 36584078975
Alternative References CPC46-408-9, CB8, XR258, HR12

Compatibility

Application Data
  • MakeCHEVROLET
    Beginning Year2001
    Ending Year2007
    Engine TypeV8
    Engine FamilyChevy big block Gen VII
    Engine Size8.1L/496

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