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Competition Cams

Competition Cams 11-220-4 Magnum Camshaft

Part # COM11-220-4 Be the first to write a review

Magnum Magnum Marine 260/260 Solid Flat Cam Compatible with Chevrolet Big Block 396-454

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Competition Cams 11-220-4 Magnum Camshaft

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Magnum Camshaft; Mechanical Flat Tappet; 3000-7000 rpm; Adv. Dur. 306 Int./Exh.; Lift .629 Int./Exh.; Lobe Angle 110 deg.;

Features:

  • Great high rpm power
  • Easy on valve train parts
  • Can be used with mild ratio rocker arms and traditional performance valve springs
  • Really need converter and gear change
  • This Camshaft Series likes compression (9.5:1 & up)
  • Larger Magnums are a little lazy at low rpm
Advertised Exhaust Duration306
Advertised Intake Duration306
Brand Competition Cams
Camshaft StyleSolid Flat Tappet
Emission Code4
Exhaust Duration (at .050 inch Lift)260
Exhaust Valve Lift(w/ Factory Rocker Arm Ratio)0.629
Intake Duration (at .050 inch Lift)260
Intake Valve Lift (w/ Factory Rocker Arm Ratio)0.629
Lobe Separation (degrees)110
Operating RPM Range3000-7000
Product TypeCamshafts
UPC036584540168
Manufacturer Part Number11-220-4
Part NumberCOM11-220-4
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

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