COMP Cams Camshaft CB Nx 284H-13 - 11-568-4

Nitrous HP 240/253 Hydraulic Flat Cam for Chevrolet Big Block 396-454

Application: Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

Pro Street applications w/ multi-stage nitrous kits, 671 blower or Vortec Supercharger and 3000+ stall.

BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or <a href="{{store url}}Tech-support">contact us</a>, and we will assist you with placing an order.

• Better time slips for nitrous passes at the strip.
• Wider lobe separation and added exhaust duration from base XE series help shift the power to higher RPM to allow use in nitrous applications.
• Early exhaust opening helps scavenge the extra spent gasses from nitrous or forced induction.
• Wider lobe separation and added exhaust duration from base XE series help shift the power to higher RPM to allow use in nitrous applications.
• Better time slips for nitrous passes at the strip.
• Early exhaust opening helps scavenge the extra spent gasses from nitrous or forced induction.