COMP Cams Camshaft CB 266H-R12
COMP Cams Camshaft CB 266H-R12
Description
CPU 210/220 HRlrBBC
BBC - 1965-66 396 c.i.d. 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 throttle body injection 454.
Application Summary
Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts
Part Type
Engine Camshaft
Product Overview
*Computer Controlled Camshafts*
⢠Wide variety of sizes available for significant power gains
⢠Available for electronic fuel injected, throttle body injected and tuned port injected engines
⢠Available for both stock and modified computer systems
Features
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Specifications
Product Details
| Advertised Exhaust Duration: | 276 |
| Advertised Intake Duration: | 266 |
| Amazon ASIN: | B000P5B5V8 |
| Assembly Lubricant Included: | No |
| Basic Operating RPM Range: | 1,000-5,000 |
| 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: | Hydraulic Roller |
| Cam and Lifter Kit Upgrade: | CL11-412-8 |
| Camshaft Gear Attachment: | 3-Bolt |
| Camshaft Material: | Austempered Ductile Iron |
| Camshaft Series: | Computer Controlled |
| Description: | Computer Controlled 210/220 Hydraulic Roller Cam for Chevrolet Big Block 396-454 |
| Engine Family: | Chevrolet 396-454 c.i. 8 Cylinder (1967-1996) |
| Exhaust Duration @ .050 in.: | 220 |
| Exhaust Duration at .050 inch Lift: | 220 |
| Exhaust Duration: | 276 |
| Exhaust Valve Lift(in): | 0.485 |
| Exhaust Valve Lift: | 0.485 |
| Grind Number: | 266HR-12 |
| Intake Duration @ .050 in.: | 210 |
| Intake Duration at .050 Inch Lift: | 210 |
| Intake Duration: | 266 |
| Intake Valve Lift(in): | 0.485 |
| Intake Valve Lift: | 0.485 |
| K-Kit Upgrade: | K11-412-8 |
| Lifter Type: | Hydraulic Roller |
| Lifters Included: | No |
| Part Number: | cca11-412-8 |
| RPM Range: | 1000-7000 |
| SK-Kit Upgrade: | SK11-412-8 |
| Title: | Computer Controlled 210/220 Hydraulic Roller Cam for Chevrolet Big Block 396-454 |
| Usage: | Street/Performance |
| Valve Springs Required: | Yes |
Product Downloads
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 | cca11-412-8 |
| SFX Item ID | 4118439 |
| Accounting SKU | cca-11-412-8 |
| Manufacturer SKU | 11-412-8 |
| Manufacturer UPC | 036584780540 |
| Alternative References | 11-412-8, CCA-11-412-8 |
Camshaft, Hydraulic Roller Tappet, Advertised Duration 266/276, Lift .485/.485, Chevy, Big Block, Each
COMP Cams computer-controlled camshafts are specifically designed for the serious street performance enthusiast. Whether it's for a street rod or a show car with power accessories, one of these cams will fit your engine's needs.
| Product Attributes | |
|---|---|
| Brand | COMP Cams |
| Manufacturer's Part Number | 11-412-8 |
| Part Type | Camshafts |
| Product Line | COMP Cams Computer-Controlled Camshafts |
| UPC | 036584780540 |
| Cam Style | Hydraulic roller, Retro-fit |
| Camshaft Use | Street/Strip |
| Basic Operating RPM Range | 1,000-5,000 |
| Intake Duration at 050 inch Lift | 210 |
| Exhaust Duration at 050 inch Lift | 220 |
| Duration at 050 inch Lift | 210 int./220 exh. |
| Advertised Intake Duration | 266 |
| Advertised Exhaust Duration | 276 |
| Advertised Duration | 266 int./276 exh. |
| Intake Valve Lift with Factory Rocker Arm Ratio | 0.485 in. |
| Exhaust Valve Lift with Factory Rocker Arm Ratio | 0.485 in. |
| Valve Lift with Factory Rocker Arm Ratio | 0.485 int./0.485 exh. |
| Remanufactured | No |
| Computer-Controlled Compatible | Yes |
| Grind Number | CB 266H-R12 |
| Valve Springs Required | Yes |
| Quantity | Sold individually. |
| Notes | For throttle body injection applications. |
Compatibility
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