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 P8 305H-10

SKU: CCA51-241-4

Camshafts

CCA Camshafts...

COMP Cams Camshaft P8 305H-10

SKU: CCA51-241-4

Camshafts

CCA Camshafts...

A$702.12
Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.

Added to cart

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

Description

Mag 253/253HFTPont

Hydraulic: Racy idle. Bracket racing cam. Needs 10.5:1 compression and 3500 stall. Low Gear ratio.

Additional Information

Racy idle. Bracket racing cam. Needs 10.5:1 compression and 3500+ stall. Low gear ratio.

Application Summary

Pontiac 265-455 V8

Part Type

Engine Camshaft

Product Overview

Pontiac; Super Duty; SD; SD455; HO; 455 HO; Trans-Am; Catalina; Firebird; Formula; 421; 455; 400; 428; 350; 265; 301; 370; 389; 301; 287; 317; 347; Ram Air; Ram Air IV; Ram Air III; Bonneville; Grand Prix; LeMans; Parisienne; Grand Am; Century; Regal;

Additional Application Notes
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3000-6500rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ S Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3000-6500rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ S Engine VIN;
• w/ W Engine VIN; w/ V Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3000-6500rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ W Engine VIN; w/ V Engine VIN;
• w/ W Engine VIN;
• w/ W Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3000-6500rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ N Engine VIN; Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 3000-6500rpm; Adv. Dur. 305 Int./Exh.; Valve Lift .525 Int./Exh.; Lobe Angle 110 deg.;
• w/ N Engine VIN;

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 21:22:49

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:B001O07IL4
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3,000-6500
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:CL51-241-4
Camshaft Gear Attachment:1-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Magnum
Description:Magnum/Drag Race 253/253 Hydraulic Flat Cam for Pontiac 265-455
Engine Family:Pontiac 265-455 C.I. 8 Cylinder (1955-1981)
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-10
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:K51-241-4
Lifter Type:Hydraulic Flat Tappet
Lifters Included:No
Part Number:cca51-241-4
RPM Range:3000-9000
SK-Kit Upgrade:SK51-241-4
Title:Magnum/Drag Race 253/253 Hydraulic Flat Cam for Pontiac 265-455
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 19:04:28

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca51-241-4
SFX Item ID 4120557
Accounting SKU cca-51-241-4
Manufacturer SKU 51-241-4
Manufacturer UPC 036584612087
Alternative References 51-241-4, CCA-51-241-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 305/305, Lift .525/.525, Pontiac, V8, 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 Number51-241-4
Part TypeCamshafts
Product LineCOMP Cams Magnum Hydraulic Camshafts
UPC036584612087
Cam StyleHydraulic flat tappet
Camshaft UseStreet/Strip
Basic Operating RPM Range3,000-6,500
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 NumberP 305H-10
Valve Springs RequiredYes
QuantitySold individually.

Compatibility

Loading compatibility information...

Keep shopping

More from Comp Cams