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COMP Cams Camshaft CRS 277MM-8

SKU: CCA20-631-5

Camshafts

CCA Camshafts...

COMP Cams Camshaft CRS 277MM-8

SKU: CCA20-631-5

Camshafts

CCA Camshafts...

A$852.28
Last Available from MFR. LAST ONE AVAILABLE from the manufacturer's distribution centre. Once sold, this item may not be immediately available again. The dispatch timeframe shown is an estimate based on historical orders for this part and is dependent on the manufacturer releasing the final available unit.

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Description

OT 251/255 SFT ChrLA

Solid: Very aggressive late model stock Cam for shorter rod and larger track.

Additional Information

Very aggressive late model stock cam for shorter rod and larger track.

Application Summary

Fits Chrysler 273, 318, 340 and 360 LA

Part Type

Engine Camshaft

Product Overview

273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA

Data: v4.2 - Upd: 2026-11-07 21:24:33

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:281
Advertised Intake Duration:277
Amazon ASIN:B000P5DCV4
Assembly Lubricant Included:Yes
Basic Operating RPM Range:4,000-7,000
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:1-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Oval Track
Description:Oval Track 251/255 Solid Flat Cam for Chrysler 273-360
Engine Family:Chrysler 273-360 c.i. 8 Cylinder (1964-2002)
Exhaust Duration @ .050 in.:255
Exhaust Duration at .050 inch Lift:255
Exhaust Duration:281
Exhaust Valve Lift(in):0.582
Exhaust Valve Lift:0.582
Grind Number:277MM-8
Intake Duration @ .050 in.:251
Intake Duration at .050 Inch Lift:251
Intake Duration:273
Intake Valve Lift(in):0.570
Intake Valve Lift:0.57
Lifter Type:Solid Flat Tappet
Lifters Included:No
Part Number:cca20-631-5
RPM Range:4000-13000
Title:Oval Track 251/255 Solid Flat Cam for Chrysler 273-360
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 19:02:30

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca20-631-5
SFX Item ID 4119365
Accounting SKU cca-20-631-5
Manufacturer SKU 20-631-5
Manufacturer UPC 036584080107
Alternative References 20-631-5, CCA-20-631-5

Camshaft, Mechanical Flat Tappet, Advertised Duration 277/281, Lift .570/.582, Mopar, Small Block LA, Each

COMP Cams oval track camshafts are designed specifically for racing applications. They are available to complement a variety of engine configurations, track lengths, and conditions--simply order the model that fits the needs of your particular make and model. Before you start the next oval track race, install the winning camshaft edge from COMP Cams.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number20-631-5
Part TypeCamshafts
Product LineCOMP Cams Oval Track Camshafts
UPC036584080107
Cam StyleSolid flat tappet
Camshaft UseCircle Track
Basic Operating RPM Range4,000-7,000
Intake Duration at 050 inch Lift251
Exhaust Duration at 050 inch Lift255
Duration at 050 inch Lift251 int./255 exh.
Advertised Intake Duration277
Advertised Exhaust Duration281
Advertised Duration277 int./281 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.570 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.582 in.
Valve Lift with Factory Rocker Arm Ratio0.570 int./0.582 exh.
Intake Valve Lash0.018 in.
Exhaust Valve Lash0.020 in.
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind NumberCRS 277MM-8
Valve Springs RequiredYes
QuantitySold individually.

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