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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
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

XE 206/212 HRlr8100

Xtreme Energy 206/212 Hydraulic Roller Cam

Additional Information

Great torque, good for towing and RVs. Works with OE intake and exhaust.

Part Type

Engine Camshaft

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.

Additional Application Notes
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Roller; 800-4800rpm; Adv. Dur 258 Int./264 Exh.; Valve Lift .510 Int./Exh.; Lobe Angle 112 deg.;

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-07 21:23:30

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

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. 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.
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
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

Product Downloads

# Document Type Download
1. Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:03:51

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca46-408-9
SFX Item ID 4120129
Accounting SKU cca-46-408-9
Manufacturer SKU 46-408-9
Manufacturer UPC 036584078975
Alternative References 46-408-9, CCA-46-408-9, CPC46-408-9

Camshaft, Hydraulic Roller Tappet, Advertised Duration 258/264, Lift .510/.510, GM, 8100/8.1L, Each

COMP Cams Xtreme Energy camshafts employ the latest cam technology to provide maximum performance. Whether your use is off-roading, towing, or street performance, there's an Xtreme Energy cam available for you. By using an aggressive lobe profile, these cams provide better throttle response and more top-end horsepower than equivalent cams from other manufacturers—while delivering increased engine vacuum. Hundreds of models are available for fitment on vehicles from 1955 to the present. Select the cam designed for your application.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number46-408-9
Part TypeCamshafts
Product LineCOMP Cams Xtreme Energy Camshafts
UPC036584078975
Cam StyleHydraulic roller, OE roller
Camshaft UseStreet/Strip
Basic Operating RPM Range800-4,800
Intake Duration at 050 inch Lift206
Exhaust Duration at 050 inch Lift212
Duration at 050 inch Lift206 int./212 exh.
Advertised Intake Duration258
Advertised Exhaust Duration264
Advertised Duration258 int./264 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.510 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.510 in.
Valve Lift with Factory Rocker Arm Ratio0.510 int./0.510 exh.
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind NumberCB8 XR258 HR12
Valve Springs RequiredYes
QuantitySold individually.

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