Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

COMP Cams Camshaft CRS 305H-10

SKU: CCA20-244-4

Camshafts

CCA Camshafts...

COMP Cams Camshaft CRS 305H-10

SKU: CCA20-244-4

Camshafts

CCA Camshafts...

A$702.23
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.

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Mag 253/253 HFTChrLA

Hydraulic: Very strong torque and throttle response, 2200+ stall.

Additional Information

Pro Street/all out bracket racing. 3500 to 4000 stall, 10:1 to 11:1 compression. Aftermarket manifold with 750 CFM carb.

Application Summary

Fits Chrysler 273, 318, 340 and 360 LA

Part Type

Engine Camshaft

Product Overview

*Magnum Camshafts*
• Great high RPM power
• Easy on valve train parts
• Can be used with mild ratio rocker arms and traditional performance valve springsAvailable
• Best with aftermarket converter and 9.5:1+ compression

Additional Application Notes
• Stock Springs Cannot Be Used~ Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3500-6800rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ J Engine VIN;
• w/ J Engine VIN; Stock Springs Cannot Be Used~ Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3500-6800rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ L Engine VIN;
• w/ L Engine VIN; Stock Springs Cannot Be Used~ Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3500-6800rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ G Engine VIN;
• w/ G Engine VIN; Stock Springs Cannot Be Used~ Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3500-6800rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 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 21:24:34

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:305
Advertised Intake Duration:305
Amazon ASIN:B000P5DCJ6
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3,500-6,800
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 Flat Tappet
Cam and Lifter Kit Upgrade:CL20-244-4
Camshaft Gear Attachment:1-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Magnum
Description:Magnum 253/253 Hydraulic Flat Cam for Chrysler 273-360
Engine Family:Chrysler 273-360 c.i. 8 Cylinder (1964-2002)
Exhaust Duration @ .050 in.:253
Exhaust Duration at .050 inch Lift:253
Exhaust Duration:305
Exhaust Valve Lift(in):0.525
Exhaust Valve Lift:0.525
Grind Number:305H
Intake Duration @ .050 in.:253
Intake Duration at .050 Inch Lift:253
Intake Duration:305
Intake Valve Lift(in):0.525
Intake Valve Lift:0.525
K-Kit Upgrade:K20-244-4
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Part Number:cca20-244-4
RPM Range:3000-9000
SK-Kit Upgrade:SK20-244-4
Title:Magnum 253/253 Hydraulic Flat Cam for Chrysler 273-360
Usage:Street/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 19:02:27

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca20-244-4
SFX Item ID 4119335
Accounting SKU cca-20-244-4
Manufacturer SKU 20-244-4
Manufacturer UPC 036584610762
Alternative References 20-244-4, CCA-20-244-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 305/305, Lift .525/.525, Mopar, Small Block, Each

Designed for hot street/strip cars, COMP Cams Magnum series cams require a higher compression ratio, rear-end gear ratio, and stall torque converter than stock. With a very aggressive profile, these Magnum hydraulic camshafts provide maximum top-end performance for your high performance car.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number20-244-4
Part TypeCamshafts
Product LineCOMP Cams Magnum Hydraulic Camshafts
UPC036584610762
Cam StyleHydraulic flat tappet
Camshaft UseStreet/Strip
Basic Operating RPM Range3,500-6,800
Intake Duration at 050 inch Lift253
Exhaust Duration at 050 inch Lift253
Duration at 050 inch Lift253 int./253 exh.
Advertised Intake Duration305
Advertised Exhaust Duration305
Advertised Duration305 int./305 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.525 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.525 in.
Valve Lift with Factory Rocker Arm Ratio0.525 int./0.525 exh.
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind NumberCRS 305H-10
Valve Springs RequiredYes
QuantitySold individually.

Compatibility

Loading compatibility information...

Keep shopping

More from Comp Cams