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Competition Cams 11-601-4 Mutha' Thumpr 287TH7 Camshaft for Big Block Chevy

Competition Cams 11-601-4 Mutha' Thumpr 287TH7 Camshaft for Big Block Chevy

Comp Cams

  • $ 13083


Competition Cams 11-601-4 Mutha' Thumpr 287TH7 Camshaft for Big Block Chevy

  • HYDRAULIC - Mutha' Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
  • 287/304 Advertised Duration, 235/249 Duration @ .050 inch, .510 inch/.495 inch Lift, 107 Lobe Separation
  • Valve spring upgrade required

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