DART BBC BIG M SPORTSMAN 10.2" DECK 4.25" BORE .842" STANDARD CAM BLOCK 31223354 components required for the GB

components required for the GB 2000 series and DR heads are injectors or modified intake

Flow Chart CFM @ 28" H20                               VALVE SIZE                                      0

PLUG ANGLE  EXHAUST PATTERN VALVE CENTERLINE INT

645 Spring)        115 Chamber   2031012 MAKE OFFER PER 1

DART BBC BIG M SPORTSMAN 10.2" DECK 4.25" BORE .842" STANDARD CAM BLOCK 31223354 components required for the GBCALL SHANON AT 507 445 3235 FOR ANY QUESTIONS. Dart BBC Big M SPORTSMAN BLOCK #31223354 Main Caps: Ductile Iron Standard Main Bearing Diameter Deck Height: 10. 200 Cylinder Bore Diameter: 4. 250 (made to hone to 4. 25) 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 the