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Part number: 31-442-8
Competitor Pricing
Product Details
Comp Cams 31-442-8 Magnum Camshaft
Products specifications
Advertised Duration 284 int./284 exh.
Advertised Exhaust Duration 284
Advertised Intake Duration 284
Basic Operating RPM Range 2,500-6,000
Cam Style Hydraulic roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 224 int./224 exh.
Exhaust Duration at 050 inch Lift 224
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.533 in.
Footnotes 31 - These cams can only be used in 289 and 302 engines. Not for 302 H.O. blocks due to base circle size.
Grind Number FS 284RF-HR10
Intake Duration at 050 inch Lift 224
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.533 in.
Lobe Separation (degrees) 110
Notes Designed for pre-roller block applications. Not design for stock EFI applications.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.533 int./0.533 exh. lift
Valve Springs Required Yes
Title 31-442-8 CamShaft, FS 284RF-HR10
Engine Make/Size Ford 289-302
Usage Street/Strip
RPM Range 2000-9000
Exh. Duration @ .050 in. (Deg) 224
Exh. Duration Advertised (Deg) 284
Exhaust Valve Lift (in.) 0.533
Int. Duration @ .050 in. (Deg) 224
Int. Duration Advertised (Deg) 284
Intake Valve Lift (in.) 0.533
Lifter Type Hydraulic Roller
  • Cams Are Very Aggressive
  • Designed For Performance Oriented Vehicles
  • Deliver More Power Than Standard Camshafts
  • 1 Year Limited Warranty
Reviews
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W
Easy so far. Time will tell when it arrives!
R
fine, shipping a bit high for 2 small items
M
Loving my new exhaust system!! Great experience! and even greater prices! Will definitely recommend autoplicity.com to everyone I know, and cant wait to do business again!
R
Prices were good and the order shipped promptly. The email notice of shipment was a little late. It came after the order had arrived.
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