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Part number: 12-564-4
Competitor Pricing
Product Details
Comp Cams 12-564-4 Nitrous HP Camshaft
Products specifications
Advertised Duration 274 int./292 exh.
Advertised Exhaust Duration 292
Advertised Intake Duration 274
Basic Operating RPM Range 2,400-6,500
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 230 int./244 exh.
Exhaust Duration at 050 inch Lift 244
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.501 in.
Grind Number CS NX274H-13
Intake Duration at 050 inch Lift 230
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.487 in.
Lobe Separation (degrees) 113
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.487 int./0.501 exh. lift
Valve Springs Required Yes
Title 12-564-4 CamShaft, CS NX274H-13
Engine Make/Size Chevy Small Block (262-400)
Usage Street/Strip
RPM Range 2000-9000
Exh. Duration @ .050 in. (Deg) 244
Exh. Duration Advertised (Deg) 292
Exhaust Valve Lift (in.) 0.501
Int. Duration @ .050 in. (Deg) 230
Int. Duration Advertised (Deg) 274
Intake Valve Lift (in.) 0.487
Lifter Type Hydraulic Flat Tappet
  • Maximize Performance
  • Excellent Performance With/With Out Nitrous
  • Incredible Gains With Nitrous
  • 1 Year Limited Warranty
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Best prices, Super fast shipping!
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Great site. I received my product quickly and it was the product I ordered.
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Great prices, quick shipping! #808
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After weeks of shopping around, I was able to find the best price from Autoplicity. The ordering process was very simple since I had the option to pay through my Amazon account. Great experience.
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