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Part number: 24-278-4
Competitor Pricing
Product Details
Comp Cams 24-278-4 Drag Race
Products specifications
Advertised Duration 278 int./278 exh.
Advertised Exhaust Duration 278
Advertised Intake Duration 278
Basic Operating RPM Range 2,000-5,000
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 227 int./227 exh.
Exhaust Duration at 050 inch Lift 227
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.486 in.
Grind Number CRH 278H-8
Intake Duration at 050 inch Lift 227
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.502 in.
Lobe Separation (degrees) 108
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.502 int./0.486 exh. lift
Valve Springs Required Yes
Title 24-278-4 CamShaft, CRH 278H-8
Engine Make/Size Mopar 426 Hemi
RPM Range 1000-7000
Usage Strip
Exh. Duration @ .050 in. (Deg) 227
Exh. Duration Advertised (Deg) 278
Exhaust Valve Lift (in.) 0.486
Int. Duration @ .050 in. (Deg) 227
Int. Duration Advertised (Deg) 278
Intake Valve Lift (in.) 0.502
Lifter Type Hydraulic Flat Tappet
  • Drag Race Xtreme RX Camshaft
  • 1 Year Limited Warranty
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Order 12486. Item was simple to find and the website made it very easy to navigate. I appreciated the ability to pay with paypal and email notifications gave me confidence that everything was taken care of properly.
Great Prices and fast, fast shipping.  I will definitely do business with them again.
Ordered some fluid coolers for a project, great price, easy website, FAST shipping!
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