COMP Cams 12-238-2 Xtreme Energy 218/224 Hydraulic Flat Cam for Chevrolet Small Block
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Excellent response, good mid-range, noticeable idle.
Xtreme Energy 218/224 Hydraulic Flat Tappet Cam for Chevy Small Block. Very strong torque with excellent mileage and a smooth idle. Xtreme Energy Cams bridge the gap between Magnum street cams and race only cams. Xtreme Energy Cams provide increased torque, vacuum, response, and power while still providing quiet operation of the valve train and the durability required in daily driven vehicles.Xtreme Energy Benefits: Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve. More vacuum allows a step up in duration for greater performance. Best seller excellent all around performance in street carbureted applications.Important Considerations: Works best with COMP Cams roller rockers and matched valve springs. Requires other performance parts (intake manifold, headers, etc.) for best performance. Dyno Results Camshaft Part #12-238-2 Grind #XE262H-10 Duration @ 0.006": 262 / 270deg. Duration @ 0.050": 218 / 224deg. Max Lift w/ 1.5RR: .462" / .469". Lobe Separation: 110deg. Lobe ID#'s: 5442 / 5201. Intake Centerline: 106deg. Engine Type: Chevrolet 350 Small Block. Bore: 4.040". Stroke: 3.480". Displacement: 356ci. Compression: 9.25:1 Heads: Dart S/R. Edelbrock Performer. Carburetor: Holley #3310 Vac. Sec. Exhaust: 1 5/8" Headers. Max Torque: 415 ft lbs @ 3700 RPM. Max Power: 348 HP @ 5300 RPM. Manifold Vacuum: 17.5" Hg @ 800 RPM & 18.5" Hg @ 1000 RPM w/ no load.
Specifications
| Exhaust Duration at .050 inch Lift | 224 DD |
| Advertised Intake Duration | 262 DD |
| Advertised Exhaust Duration | 270 DD |
| Lobe Separation | 110 DD |
| Intake Valve Lift | 0.462 IN |
| Exhaust Valve Lift | 0.469 IN |
| Lifters Included | No |
| Valve Springs Required | Yes |
| Assembly Lubricant Included | Yes |
| Camshaft Gear Attachment | 3-Bolt |
| Camshaft Material | Cast Iron |
| Engine Family | Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) |
| Cam and Lifter Kit Upgrade | CL12-238-2 |
| K-Kit Upgrade | K12-238-2 |
| Lifter Type | Hydraulic Flat Tappet |
| SK-Kit Upgrade | SK12-238-2 |
| Intake Duration at .050 Inch Lift | 218 DD |
| Basic Operating RPM Range | 1,300-5,600 R3 |
| Grind Number | XE262H |
| Cam Type | Hydraulic Flat Tappet |
| Usage | Street/Performance |
| Camshaft Series | Xtreme Energy |
| Grind Number | XE262H |
β οΈ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.
Warranty: 12 Months
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
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Shipping: For USA - Up to 50lbs.
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