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Dart Big M Pro 11.1 Cast Iron Block PN 31283665 Fully Machined and clearanced
Part Number 947
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Dart Big M Pro 11.1 Cast Iron Block PN 31283665 Fully Machined and clearanced
Dart Big M Pro 11.1 Cast Iron Block PN 31283665 Fully Machined and clearanced
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$8,199.95
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Description
Dart Big M Pro Block 11.1 Deck Height, 4.600 Bore

Dart stopped making these but we have a few here that we fully machined. The machine work consists of the following. The Pro Blocks feature a .600 raised cam tunnel, 2.125 cam bore & DRCE Spread oil pan rails.
  • Finish hone 4.600
  • Cut deck for O-Rings
  • Clearance for 5.250 stroke crankshaft
  • Wide Pan Rails
  • .600 Raised 2.125 Cam Tunnel
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