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COMP Cams Camshaft CS XR258HR-12

SKU: CCA08-500-8

Camshafts

CCA Camshafts...

COMP Cams Camshaft CS XR258HR-12

SKU: CCA08-500-8

Camshafts

CCA Camshafts...

A$1,239.35
Available from MFR. In stock at 2 locations (6 available)

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Description

Camshaft - Xtreme Energy - Hydraulic Roller - Lift 0.480 / 0.488 in - Duration 258 / 264 - 112 LSA - 1000 / 5000 RPM - Small Block Chevy - Each

XECPU 206/212HRlrSBC

Xtreme Energy Computer Controlled 206/212 Hydraulic Roller Cam

Additional Information

For throttle body 305 or 350, very good economy and power.

Application Summary

Fits '87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc)

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
• Fits only 1987 and newer blocks that have provisions (spider tray) for a roller camshaft.
• w/ H Engine VIN; Fits only 1987 and newer blocks that have provisions (spider tray) for a roller camshaft.
• w/ H Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Roller; 1000-5000rpm; Adv. Dur. 258 Int./264 Exh.; Valve Lift .480 Int./.488 Exh.; Lobe Angle 112 deg.;
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Roller; 1000-5000rpm; Adv. Dur. 258 Int./264 Exh.; Valve Lift .480 Int./.488 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 21:25:54

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:B000R9XBHS
Assembly Lubricant Included:No
Basic Operating RPM Range:1,000-5,000
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
Cam and Lifter Kit Upgrade:CL08-500-8
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Austempered Ductile Iron
Camshaft Series:Xtreme Energy Computer Controlled
Description:Xtreme Energy Computer Controlled 206/212 Hydraulic Roller Cam for OE Roller SBC
Engine Family:Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)
Exhaust Duration @ .050 in.:212
Exhaust Duration at .050 inch Lift:212
Exhaust Duration:264
Exhaust Valve Lift(in):0.488
Exhaust Valve Lift:0.488
Grind Number:XR258HR
Intake Duration @ .050 in.:206
Intake Duration at .050 Inch Lift:206
Intake Duration:258
Intake Valve Lift(in):0.480
Intake Valve Lift:0.48
K-Kit Upgrade:K08-500-8
Lifter Type:Hydraulic Roller
Lifters Included:No
Part Number:cca08-500-8
RPM Range:1000-7000
SK-Kit Upgrade:SK08-500-8
Title:Xtreme Energy Computer Controlled 206/212 Hydraulic Roller Cam for OE Roller SBC
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 18:59:56

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca08-500-8
SFX Item ID 4118279
Accounting SKU cca-08-500-8
Manufacturer SKU 08-500-8
Manufacturer UPC 036584063186
Alternative References 08-500-8, CCA-08-500-8, COM08-500-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 258/264, Lift .480/.488, Chevy, Small Block, 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 Number08-500-8
Part TypeCamshafts
Product LineCOMP Cams Xtreme Energy Camshafts
UPC036584063186
Cam StyleHydraulic roller, OE roller
Camshaft UseStreet/Strip
Basic Operating RPM Range1,000-5,000
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 Ratio0.480 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.488 in.
Valve Lift with Factory Rocker Arm Ratio0.480 int./0.488 exh.
RemanufacturedNo
Computer-Controlled CompatibleYes
Grind NumberCS XR258HR-12
Valve Springs RequiredYes
QuantitySold individually.

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