Welcome to the revolutionary world of the NEW Noonan 4.9 Hemi.

  • 4.9″ Bore Spacing
  • 4.565” Bore Diameter STD
  • Cylinder Heads available for Outlaw Big Valve Cylinder heads and NHRA Blown and Turbo Applications
  • 3.300” Lifter Spacing (Up from 2”)
  • Up to 5/8” Pushrod Diameter
  • 1.250” Raised Cam Tunnel
  • 70mm Babbit Bearing
  • 30 Degree Splayed Main Caps Side Bolts
  • “Big Block Chev” Style Rear Main Thrust
  • Intake Manifold Doweled to Block (Allowing cylinder head removal without intake removal)
  • Tool Steel 5/8 Head Studs
  • Tool Steel 5/8 Main Studs
  • 1.062’’ Keyed Lifter Bores

Our online shop will be available very soon.  If you would like to make an inquiry or purchase any of our NEW 4.9 HEMI, please contact us.

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