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Comp Cams 12-413-8 Xtreme 4 X 4 Camshaft


SKU: CPC-124138
Part number: 12-413-8
Manufacturer: Comp Cams

Xtreme 4 X 4; Camshaft; Opt. Retro-Fit Hyd. Roller; 1000-5000rpm; Adv. Dur. 258 Int.262 Exh.; Valve Lift .458 Int.Exh.; Lobe Angle 111 deg.;

Xtreme Energy Cams? are designed to take advantage of the latest improvements in valve train components and the newest developments in camshaft lobe design. Their aggressive lobe design produces better throttle response and top end horsepower than other cams with the same duration. Xtreme Energy Cams? also deliver increased engine vacuum.

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Comp Cams 12-413-8 Xtreme 4 X 4 Camshaft
  • Product Details
    Products specifications
    Advertised Duration 270 int./274 exh.
    Advertised Exhaust Duration 274
    Advertised Intake Duration 270
    Basic Operating RPM Range 1,500-5,500
    Cam Style Hydraulic roller tappet
    Computer-Controlled Compatible No
    Duration at 050 inch Lift 220 int./224 exh.
    Exhaust Duration at 050 inch Lift 224
    Exhaust Valve Lash 0.000 in.
    Exhaust Valve Lift with Factory Rocker Arm Ratio 0.474 in.
    Grind Number CS X4 270HR-11
    Intake Duration at 050 inch Lift 220
    Intake Valve Lash 0.000 in.
    Intake Valve Lift with Factory Rocker Arm Ratio 0.474 in.
    Lobe Separation (degrees) 111
    Notes Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.
    Quantity Sold individually.
    Valve Lift with Factory Rocker Arm Ratio 0.474 int./0.474 exh. lift
    Valve Springs Required Yes
    Title 12-413-8 CamShaft, CS X4 270HR-11
    Engine Make/Size Chevy Small Block (262-400)
    RPM Range 1000-7000
    Usage Street/Performance
    Exh. Duration @ .050 in. (Deg) 224
    Exh. Duration Advertised (Deg) 274
    Exhaust Valve Lift (in.) 0.474
    Int. Duration @ .050 in. (Deg) 220
    Int. Duration Advertised (Deg) 270
    Intake Valve Lift (in.) 0.474
    Lifter Type Hydraulic Roller
    • Xtreme 4 X 4+ Camshaft
    • 1 Year Limited Warranty
  • Existing reviews
    From:
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    Great service. fast shiping!
    From:
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    Great Company Smooth Transaction.. Thanks
    From:
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    I bought this item for my fiance and he loves it! He was completely happy with the price we paid...
    From:
    Date:
    Best prices I found online.. processed same day and recieved same week..packaged great and works great.
    From:
    Date:
    Wow I love the race ramps I bought for my 2009 dodge challenger srt8 I used Thelm to change the oil 2 days after I got Thelm and they worked great I have extra clearance I wouldnt think of any other place for my parts gas shipping great prices and great shipping prices I'm a very happy customer
Add your review
Existing reviews
From:
Date:
Great service. fast shiping!
From:
Date:
Great Company Smooth Transaction.. Thanks
From:
Date:
I bought this item for my fiance and he loves it! He was completely happy with the price we paid...
From:
Date:
Best prices I found online.. processed same day and recieved same week..packaged great and works great.
From:
Date:
Wow I love the race ramps I bought for my 2009 dodge challenger srt8 I used Thelm to change the oil 2 days after I got Thelm and they worked great I have extra clearance I wouldnt think of any other place for my parts gas shipping great prices and great shipping prices I'm a very happy customer

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Most products at Autoplicity.com are eligible for return within 30 days of the shipment date. Contact our Customer Service Department at 800-299-1028 to request approval for a return or email support@autoplicity.com All returns must be processed through the Customer Service Department. Upon approval, an RMA # will be issued with instructions on how and where to process your return. All items must be returned in new, un-used condition, contain original packaging and documentation and contain all hardware and accessories.