Comp Cams Xtreme Energy XR276HR Hydraulic Roller Cam CCA-51-423-11

Product Rating:

Currently 5/5 Stars

SKU: CCA-51-423-11

Lift with 1.5 ratio rockers: .502/.510
Lift with 1.65 ratio rockers: .552/.561
Duration: 276°/282°
Lobe Separation Angle: 110°
RPM Range: 1800-5600

Pricing: $551.95

Customize Your Item

We recommend a Polymer Gear on all Hyd. Roller Applications. 0.491 (Use with Factory GM HEI / Points & Mallory / Mallory Must Be Drilled for Larger Dia Pin), .500, for MSD, Pertronix, FAST, and Holley Dist Only

Choose your Polymer Distr. Gear

- Choose your Polymer Distr. Gear -

* required

Aftermarket Valley pans or modifications of factor valley pan will be necessary when converting to Hyd Roller due to clearance issues

Choose Valley Pan Option

- Choose Valley Pan Option -

* required

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Description

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:
•	Work best with COMP Cams® roller rockers and matched valve springs
•	Require other performance parts (intake manifold, headers, etc.) for best performance

Details

SKU: CCA-51-423-11
Stock #: CCA-51-423-11
Brand: Comp Cams
Condition: New

Shipping Information

Requires Shipping: Item Requires Shipping
Weight: 10.0 lbs.
Shipping: Free Shipping!

Customer Reviews

Total Reviews (1)

Very happy with power output

Currently 5/5 Stars

Reviewed by: Steven06/15/2023 04:46PM

Product ownership: A year or longer

Not purchased from: Butler Performance Inc.

Comments:
Running this cam in a Pontiac 350 Stroker (4.25" crank) bored .060 over with 6X-4 heads and Edelbrock Torker I manifold. Produced 442 Lb Ft@4300 RPM and 453 HP@5600 RPM on dyno. Sounds great as well!
https://www.youtube.com/watch?v=nxDtH_76piU

https://www.youtube.com/watch?v=cfso2r9udv8

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