Pay in 4 interest-free payments of $775.37 Learn more
Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
Easily Repaired 5° Intake Flange Available
Intake Valves: GM 10241743 1
8 Call R 1000232 AT 4155 409 4
625 Angle Spread Port 58/107 HV 1813 / HV 1814
DART BIG BLOCK CHEVY BIG M SPORTSMAN 9.8" DECK 4.5" BORE BLOCK 31223444 Easily Repaired 5° Intake FlangeCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. Dart BBC Big M SPORTSMAN BLOCK #31273444 Main Caps: Ductile Iron Standard Main Bearing Diameter Deck Height: 9. 800 Cylinder Bore Diameter: 4. 500 (made to hone to 4. 500) The Dart Big M Sportsman block was designed to be a more affordable version of the highly popular Big M. The Sportsman block is fitted with ductile iron 4 bolt main caps, and features a redesigned lubrication system that oils all of
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