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COMP Cams Nitrided Camshaft CS 275Ma-S6

SKU: CCA12-626-20

Camshafts

CCA Camshafts...

COMP Cams Nitrided Camshaft CS 275Ma-S6

SKU: CCA12-626-20

Camshafts

CCA Camshafts...

A$866.60
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

MA 248/256 SFTSBC

Additional Information

Designed for larger tracks with fast corners, needs better intake, heads, headers and carburetor. Nitrided.

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

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.

Data: v4.2 - Upd: 2026-11-07 21:25:17

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:283
Advertised Intake Duration:275
Amazon ASIN:B002EE6CSY
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3500-7,000
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:Solid Flat Tappet
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Nitrided Cast Iron
Camshaft Series:Max Area
Description:Max Area NIT 248/256 Solid Flat Cam for Chevrolet Small Block
Engine Family:Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
Exhaust Duration @ .050 in.:256
Exhaust Duration at .050 inch Lift:256
Exhaust Duration:283
Exhaust Valve Lift(in):0.51
Exhaust Valve Lift:0.51
Grind Number:275MAS-6
Intake Duration @ .050 in.:248
Intake Duration at .050 Inch Lift:248
Intake Duration:275
Intake Valve Lift(in):0.510
Intake Valve Lift:0.51
Lifter Type:Solid Flat Tappet
Lifters Included:No
Part Number:cca12-626-20
RPM Range:3500-7000
Title:Max Area NIT 248/256 Solid Flat Cam for Chevrolet Small Block
Usage:Strip
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 19:01:06

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca12-626-20
SFX Item ID 4118757
Accounting SKU cca-12-626-20
Manufacturer SKU 12-626-20
Manufacturer UPC 036584178033
Alternative References 12-626-20, CCA-12-626-20

Camshaft, Max Area, Mechanical Flat Tappet, RPM Range 3,500-7,000, Advertised Duration 275/283, Chevrolet, Each

COMP Cams offers a line of racing camshafts for all application requirements of oval track competitors, including the Max Area solid flat cams. Manufactured to the strictest tolerances, and checked for quality, the Max Area Series cams are available in different grind profiles; each model produces impressive horsepower and torque performance within a select RPM range. Nitrided cams are available for improved initial and long-term wear characteristics; they're built via the most effective process for extending the life of a high performance flat tappet camshaft. Match up the Max Area solid flat cam model you need with other supporting components that COMP Cams offers—and you'll experience the ultimate in race-winning reliability!

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number12-626-20
Part TypeCamshafts
Product LineCOMP Cams Max Area Solid Flat Camshafts
UPC036584178033
Cam StyleSolid flat tappet
Camshaft UseDrag race
Camshaft Manufacturers DescriptionDesigned for larger tracks with fast corners, needs better intake, heads, headers and carburetor.
Basic Operating RPM Range3,500-7,000
Intake Duration at 050 inch Lift248
Exhaust Duration at 050 inch Lift256
Duration at 050 inch Lift248 int./256 exh.
Advertised Intake Duration275
Advertised Exhaust Duration283
Advertised Duration275 int./283 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.
Camshaft Gear Attachment3-bolt
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind Number275MAS-6
Valve Springs RequiredYes
QuantitySold individually.

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