Donovan Model D Block

Donovan Model D — Back to the Future!

  • Aluminum A356-T6 Block
  • Weighs 70 lbs
  • Ductile Dry Liners
  • 3-7/8″ Bore x 4-1/4″ Stroke
  • 4340 Steel Billet Crankshaft
  • 4340 Steel Billet Connecting Rods With 45-Degree Off-Set Parting Lines
  • Five Main Bearings
  • Five Cam Bearings
  • Four-Bolt Mains
  • Small-Block Rear Main Seal
  • Small-Block Rod Bearings
  • Angled Main Studs
  • 30 P.S.I. Running Oil Pressure
  • Extra-Large Cooling Capacity
  • Double-Runner Intake Manifold
  • 100 HP/124 ft.-lbs. Torque @ 2850 RPM
  • Idles at 450 RPM
  • Over 180 HP Potential!

Options:

  • Internal Oil Pressure Relief Valve
  • Stromberg Carburetor Adaptor Plate
  • Dual Stromberg Intake Manifold
  • Side-Port Seal-Off Plate and Valve Plugs for Easy Overhead Valve Conversions
  • Aluminum 356-T6 Flathead

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Donovan Model D video coming soon!

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