Description
Camshaft - Xtreme Energy - Hydraulic Flat Tappet - Lift 0.453 / 0.456 in - Duration 256 / 268 - 110 LSA - 1000 / 5200 RPM - Oldsmobile V8 - Each
XE 212/218 HFT Olds
Xtreme Energy 212/218 Hydraulic Flat Tappet Cam for Oldsmobile 260-455. Strong torque through low and mid-range with a good idle.
Additional Information
Strong torque through low end and mid-range, good idle.
Application Summary
Fits 1967+ Oldsmobile 260, 307, 350, 403, 400, 425 and 455 V8
Part Type
Engine Camshaft
Product Overview
*Xtreme Energy Camshafts*
⢠Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
⢠More vacuum allows an increase in duration for improved performance and assists power brakes
⢠Excellent performance in street carbureted applications
⢠Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.
| Additional Application Notes | |
|---|---|
| • Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd. Flat Tappet; 1000-5200rpm; Adv. Dur. 256 Int./268 Exh.; Valve Lift .453 Int./.456 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.
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: | 268 |
| Advertised Intake Duration: | 256 |
| Amazon ASIN: | B002DFKPPK |
| Assembly Lubricant Included: | Yes |
| Basic Operating RPM Range: | 1,000-5,200 |
| 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: | CL42-221-4 |
| Camshaft Gear Attachment: | 1-Bolt |
| Camshaft Material: | Cast Iron |
| Camshaft Series: | Xtreme Energy |
| Description: | Xtreme Energy 212/218 Hydraulic Flat Cam for Oldsmobile 260-455 |
| Engine Family: | Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990) |
| Exhaust Duration @ .050 in.: | 218 |
| Exhaust Duration at .050 inch Lift: | 218 |
| Exhaust Duration: | 268 |
| Exhaust Valve Lift(in): | 0.456 |
| Exhaust Valve Lift: | 0.456 |
| Grind Number: | XE256H |
| Intake Duration @ .050 in.: | 212 |
| Intake Duration at .050 Inch Lift: | 212 |
| Intake Duration: | 256 |
| Intake Valve Lift(in): | 0.453 |
| Intake Valve Lift: | 0.453 |
| K-Kit Upgrade: | K42-221-4 |
| Lifter Type: | Hydraulic Flat Tappet |
| Lifters Included: | No |
| Part Number: | cca42-221-4 |
| RPM Range: | 1000-7000 |
| SK-Kit Upgrade: | SK42-221-4 |
| Title: | Xtreme Energy 212/218 Hydraulic Flat Cam for Oldsmobile 260-455 |
| Usage: | Street/Performance |
| 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 | cca42-221-4 |
| SFX Item ID | 4120029 |
| Accounting SKU | cca-42-221-4 |
| Manufacturer SKU | 42-221-4 |
| Manufacturer UPC | 036584065012 |
| Alternative References | 42-221-4, CCA-42-221-4, COM42-221-4 |
Camshaft, Hydraulic Flat Tappet, Advertised Duration 256/268, Lift .453/.456, Oldsmobile, 260-455, Each
COMP Cams Xtreme Energy camshafts employ the latest cam technology to provide maximum performance. Whether your use is off-roading, towing, or street performance, there's an Xtreme Energy cam available for you. By using an aggressive lobe profile, these cams provide better throttle response and more top-end horsepower than equivalent cams from other manufacturers—while delivering increased engine vacuum. Hundreds of models are available for fitment on vehicles from 1955 to the present. Select the cam designed for your application.
| Product Attributes | |
|---|---|
| Brand | COMP Cams |
| Manufacturer's Part Number | 42-221-4 |
| Part Type | Camshafts |
| Product Line | COMP Cams Xtreme Energy Camshafts |
| UPC | 036584065012 |
| Cam Style | Hydraulic flat tappet |
| Camshaft Use | Street/Strip |
| Basic Operating RPM Range | 1,000-5,200 |
| Intake Duration at 050 inch Lift | 212 |
| Exhaust Duration at 050 inch Lift | 218 |
| Duration at 050 inch Lift | 212 int./218 exh. |
| Advertised Intake Duration | 256 |
| Advertised Exhaust Duration | 268 |
| Advertised Duration | 256 int./268 exh. |
| Intake Valve Lift with Factory Rocker Arm Ratio | 0.453 in. |
| Exhaust Valve Lift with Factory Rocker Arm Ratio | 0.456 in. |
| Valve Lift with Factory Rocker Arm Ratio | 0.453 int./0.456 exh. |
| Remanufactured | No |
| Computer-Controlled Compatible | No |
| Grind Number | OL XE256H-10 |
| Valve Springs Required | Yes |
| Quantity | Sold individually. |
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