COMP Cams Camshaft CS 304Rx-8
COMP Cams Camshaft CS 304Rx-8
A$1,145.85
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 271/280 SRlrSBC
SBC - 1955-57 models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.
Additional Information
(50mm) 358c.i. High RPM asphalt track with very light valves.
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.
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: | 313 |
| Advertised Intake Duration: | 304 |
| Amazon ASIN: | B001G7EY08 |
| Assembly Lubricant Included: | No |
| Basic Operating RPM Range: | 7,200-9200 |
| 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 Roller |
| Camshaft Gear Attachment: | 3-Bolt |
| Camshaft Material: | Billet Steel |
| Camshaft Series: | Oval Track Xtreme RX (50mm Journal) |
| Description: | Oval Track 271/280 Solid Roller Cam for Chevrolet Small Block |
| Engine Family: | Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) |
| Exhaust Duration @ .050 in.: | 280 |
| Exhaust Duration at .050 inch Lift: | 280 |
| Exhaust Duration: | 313 |
| Exhaust Valve Lift(in): | 0.657 |
| Exhaust Valve Lift: | 0.657 |
| Grind Number: | 304RX-8 |
| Intake Duration @ .050 in.: | 271 |
| Intake Duration at .050 Inch Lift: | 271 |
| Intake Duration: | 304 |
| Intake Valve Lift(in): | 0.654 |
| Intake Valve Lift: | 0.654 |
| Lifter Type: | Solid Roller |
| Lifters Included: | No |
| Part Number: | cca12-853-9 |
| RPM Range: | 7000-13000 |
| Title: | Oval Track 271/280 Solid Roller 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.
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Comp Cams, Comp Cams (edelbrock) |
| StreetFX SKU | cca12-853-9 |
| SFX Item ID | 4118865 |
| Accounting SKU | cca-12-853-9 |
| Manufacturer SKU | 12-853-9 |
| Manufacturer UPC | 036584015758 |
| Alternative References | 12-853-9, CCA-12-853-9 |
Camshaft, Mechanical Roller, Duration 304 Int./313 Exh., Lift 0.654 Int./0.657 Exh., Lobe Separation 108, Chevy, SBC, 262-400, Each
COMP Cams Xtreme RX oval track roller camshafts are the way to go for maximum performance with reduced friction. These roller cams use COMP's RX intake and RZ exhaust profiles to provide the ultimate in high-rpm power and durability! COMP Cams Xtreme RX oval track roller cams are available in standard and custom grinds to meet your needs.
| Product Attributes | |
|---|---|
| Brand | COMP Cams |
| Manufacturer's Part Number | 12-853-9 |
| Part Type | Camshafts |
| Product Line | COMP Cams Xtreme RX Oval Track Roller Camshafts |
| UPC | 036584015758 |
| Cam Style | Solid roller, Retro-fit |
| Camshaft Use | Drag race |
| Basic Operating RPM Range | 7,200-9,200 |
| Intake Duration at 050 inch Lift | 271 |
| Exhaust Duration at 050 inch Lift | 280 |
| Duration at 050 inch Lift | 271 int./280 exh. |
| Advertised Intake Duration | 304 |
| Advertised Exhaust Duration | 313 |
| Advertised Duration | 304 int./313 exh. |
| Intake Valve Lift with Factory Rocker Arm Ratio | 0.654 in. |
| Exhaust Valve Lift with Factory Rocker Arm Ratio | 0.657 in. |
| Valve Lift with Factory Rocker Arm Ratio | 0.654 int./0.657 exh. |
| Camshaft Gear Attachment | 3-bolt |
| Remanufactured | No |
| Computer-Controlled Compatible | No |
| Grind Number | CS 304RX-8 |
| Valve Springs Required | Yes |
| Quantity | Sold individually. |
Compatibility
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