Description
Exclusive Comp Cams flash sale discount at StreetFX!
Talk about timing! This is a limited offer while stocks last on various Comp Cams part numbers. There's never been a better time to buy your Comp Cams upgrades, so what are you waiting for?!
This item is currently on sale!
Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.
Camshaft - Oval Track - Mechanical Flat Tappet - Lift 0.540 / 0.534 in - Duration 290 / 304 - 104 LSA - 3500 / 6800 RPM - Small Block Chevy - Each
OT 255/266 SFT SBC
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
For faster 1/4 to 3/8 mile track, strong torque and quick response.
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: | 304 |
| Advertised Intake Duration: | 290 |
| Amazon ASIN: | B000N5QC2M |
| 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: | Solid Flat Tappet |
| Camshaft Gear Attachment: | 3-Bolt |
| Camshaft Material: | Cast Iron |
| Camshaft Series: | Oval Track |
| Description: | Oval Track 255/266 Solid Flat Cam for Chevrolet Small Block |
| Engine Family: | Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) |
| Exhaust Duration @ .050 in.: | 266 |
| Exhaust Duration at .050 inch Lift: | 266 |
| Exhaust Duration: | 304-1 |
| Exhaust Valve Lift(in): | 0.534 |
| Exhaust Valve Lift: | 0.534 |
| Grind Number: | 290B-4 |
| Intake Duration @ .050 in.: | 255 |
| Intake Duration at .050 Inch Lift: | 255 |
| Intake Duration: | 290-1 |
| Intake Valve Lift(in): | 0.540 |
| Intake Valve Lift: | 0.54 |
| Lifter Type: | Solid Flat Tappet |
| Lifters Included: | No |
| Part Number: | cca12-610-5 |
| RPM Range: | 3000-9000 |
| Title: | Oval Track 255/266 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.
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Comp Cams, Comp Cams (edelbrock) |
| StreetFX SKU | cca12-610-5 |
| SFX Item ID | 4118745 |
| Accounting SKU | cca-12-610-5 |
| Manufacturer SKU | 12-610-5 |
| Manufacturer UPC | 036584540038 |
| Alternative References | 12-610-5, CCA-12-610-5, COM12-610-5 |
Camshaft, Mechanical Flat Tappet, Advertised Duration 290/304, Lift .540/.534, Chevy, Small Block, 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 | |
|---|---|
| Brand | COMP Cams |
| Manufacturer's Part Number | 12-610-5 |
| Part Type | Camshafts |
| Product Line | COMP Cams Oval Track Camshafts |
| UPC | 036584540038 |
| Cam Style | Solid flat tappet |
| Camshaft Use | Drag race |
| Basic Operating RPM Range | 3,500-6,800 |
| Intake Duration at 050 inch Lift | 255 |
| Exhaust Duration at 050 inch Lift | 266 |
| Duration at 050 inch Lift | 255 int./266 exh. |
| Advertised Intake Duration | 290 |
| Advertised Exhaust Duration | 304 |
| Advertised Duration | 290 int./304 exh. |
| Intake Valve Lift with Factory Rocker Arm Ratio | 0.540 in. |
| Exhaust Valve Lift with Factory Rocker Arm Ratio | 0.534 in. |
| Valve Lift with Factory Rocker Arm Ratio | 0.540 int./0.534 exh. |
| Intake Valve Lash | 0.020 in. |
| Exhaust Valve Lash | 0.022 in. |
| Remanufactured | No |
| Computer-Controlled Compatible | No |
| Grind Number | CS 290B-4 |
| Valve Springs Required | Yes |
| Quantity | Sold individually. |
Compatibility
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