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COMP Cams Camshaft CS XM 264HR-12

SKU: CCA08-416-8

Camshafts

CCA Camshafts...

COMP Cams Camshaft CS XM 264HR-12

SKU: CCA08-416-8

Camshafts

CCA Camshafts...

A$1,242.39
Available from MFR. In stock at 2 locations (7 available)

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Description

Camshaft - Xtreme Marine - Hydraulic Roller - Lift 0.488 in / 0.495 in - Duration 264 / 270 - 110 LSA - 1000 / 5000 RPM - Small Block Chevy - Each

XMar 212/218 HRlrSBC

Xtreme Marine 212/218 Hydraulic Roller Cam

Additional Information

Good for pleasure use and economy, smooth idle.

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 Marine Camshafts*
• Extremely wide powerband helps get boat on plane while making maximum horsepower
• Work against exhaust systems with restrictive back pressure
• Power enhancement helps maintain top end speed for long distances
• Intended for applications where low idle speeds are required

Additional Application Notes
• Fits only 1987 and newer blocks that have provisions (spider tray) for a roller camshaft.

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:270
Advertised Intake Duration:264
Amazon ASIN:B000VTYSG2
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:CL08-416-8
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Austempered Ductile Iron
Camshaft Series:Xtreme Marine
Description:Xtreme Marine 212/218 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.:218
Exhaust Duration at .050 inch Lift:218
Exhaust Duration:270
Exhaust Valve Lift(in):0.495
Exhaust Valve Lift:0.495
Grind Number:XM264HR
Intake Duration @ .050 in.:212
Intake Duration at .050 Inch Lift:212
Intake Duration:264
Intake Valve Lift(in):0.488
Intake Valve Lift:0.488
K-Kit Upgrade:K08-416-8
Lifter Type:Hydraulic Roller
Lifters Included:No
Part Number:cca08-416-8
RPM Range:1000-7000
SK-Kit Upgrade:SK08-416-8
Title:Xtreme Marine 212/218 Hydraulic Roller Cam for OE Roller SBC
Usage:Marine
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 18:59:53

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca08-416-8
SFX Item ID 4118260
Accounting SKU cca-08-416-8
Manufacturer SKU 08-416-8
Manufacturer UPC 036584038382
Alternative References 08-416-8, CCA-08-416-8, COM08-416-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 264/270, Lift .488/.495, Chevy, Small Block, Each

COMP Cams Xtreme Marine camshafts take advantage of the newest developments in camshaft engineering. Their aggressive lobe design produces better throttle response and top-end horsepower than other cams with the same duration at .050 in., while delivering increased engine vacuum. These cams are available for everything from pleasure boats to race applications, so you can always enjoy Xtreme performance on the water. From hydraulic and mechanical, to flat and roller tappet, COMP Cams offers camshafts for your watercraft dating as far back as the 1950s.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number08-416-8
Part TypeCamshafts
Product LineCOMP Cams Xtreme Marine Camshafts
UPC036584038382
Cam StyleHydraulic roller, OE roller
Camshaft UseMarine
Basic Operating RPM Range1,000-5,000
Intake Duration at 050 inch Lift212
Exhaust Duration at 050 inch Lift218
Duration at 050 inch Lift212 int./218 exh.
Advertised Intake Duration264
Advertised Exhaust Duration270
Advertised Duration264 int./270 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.488 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.495 in.
Valve Lift with Factory Rocker Arm Ratio0.488 int./0.495 exh.
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind NumberCS XM 264HR-12
Valve Springs RequiredYes
QuantitySold individually.
NotesDesigned for marine use.

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