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Part number: 12-556-4
Product Details
Comp Cams 12-556-4 Nitrous HP Camshaft
Products specifications
Advertised Duration 262 int./280 exh.
Advertised Exhaust Duration 280
Advertised Intake Duration 262
Basic Operating RPM Range 1,600-5,900
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 218 int./230 exh.
Exhaust Duration at 050 inch Lift 230
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.480 in.
Grind Number CS NX262H-13
Intake Duration at 050 inch Lift 218
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.462 in.
Lobe Separation (degrees) 113
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.462 int./0.480 exh. lift
Valve Springs Required Yes
Title 12-556-4 CamShaft, CS NX262H-13
Engine Make/Size Chevy Small Block (262-400)
Usage Street/Strip
RPM Range 1000-7000
Exh. Duration @ .050 in. (Deg) 230
Exh. Duration Advertised (Deg) 280
Exhaust Valve Lift (in.) 0.48
Int. Duration @ .050 in. (Deg) 218
Int. Duration Advertised (Deg) 262
Intake Valve Lift (in.) 0.462
Lifter Type Hydraulic Flat Tappet
  • Maximize Performance
  • Excellent Performance With/With Out Nitrous
  • Incredible Gains With Nitrous
  • 1 Year Limited Warranty
Reviews
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C
This part was the cheapest here
P
Ordering process was smooth and simple.
S
GREAT PRICES. LOW SHIPPING FEES
K
What a great company.  1st time buyer and very happy with Price, service, and shipping.  Answered emails personally vs. a computer response.  A++++ Will buy from in the future.
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