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Part number: 11-727-9
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Product Details
Comp Cams 11-727-9 Drag Race Camshaft
Products specifications
Advertised Duration 324 int./340 exh.
Advertised Exhaust Duration 340
Advertised Intake Duration 324
Basic Operating RPM Range 5,200-8,000
Cam Style Mechanical roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 286 int./302 exh.
Exhaust Duration at 050 inch Lift 302
Exhaust Valve Lash 0.030 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.748 in.
Grind Number CB 324D-R12
Intake Duration at 050 inch Lift 286
Intake Valve Lash 0.028 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.800 in.
Lobe Separation (degrees) 112
Notes Requires thrust button, wear plate, and aftermarket distributor gear. Recommended for 550 cu. in. and larger engines.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.800 int./0.748 exh. lift
Valve Springs Required Yes
Title 11-727-9 CamShaft, CB 324D-R12
Engine Make/Size Chevy Big Block (396-454)
RPM Range 5000-13000
Usage Strip
Exh. Duration @ .050 in. (Deg) 302
Exh. Duration Advertised (Deg) 340-3
Exhaust Valve Lift (in.) 0.748
Int. Duration @ .050 in. (Deg) 286
Int. Duration Advertised (Deg) 324-6
Intake Valve Lift (in.) 0.800
Lifter Type Mechanical Roller
  • Drag Race Xtreme RX Camshaft
  • 1 Year Limited Warranty
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always a great deal here
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.
Awsome service and prices,Thanks alot
lowest price I could find ANYWHERE. Website needs some work (login screen appears to be asking you to login again after you enter account info).
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