DART BB CHEV BIG M2 SPORTSMAN ENGINE BLOCK , 4.500" BORE, 10.200" DECK, 4-BOLT MAINS Category_RADIATORS AF42-1250) or

AF42-1250) or

40" Long x 1-5/8" O

These barb sizes are designed to work with Aeroflow 400 series and 500 series Push Lock Rubber hose

AF556-08-10

Quick Change V-Band Fitment

DART BB CHEV BIG M2 SPORTSMAN ENGINE BLOCK , 4.500" BORE, 10.200" DECK, 4-BOLT MAINS Category_RADIATORS AF42-1250) orB B Chev Big M2 Sportsman Engine Block, 4. 500" Bore, 10. 200" Deck, 4 Bolt Main Caps Dart engineered the Big M to be the strongest, most reliable, and easiest to build big block on the market. The Dart Big M2 is designed from the ground up as a true racing engine block which can be used with standard off the shelf big block components. The Big M2 is cast from premium high strength Iron and beefed up in all the critical areas. A competition oiling