Dart Big M Race Series Aluminum Big Block Chevy Blocks
- Premium alloy: Dart Aluminum blocks are cast from RMR Cast Aluminum alloy for superior strength and integrity
- Dual bolt patterns for standard BBC and notched oil pans
- HIP (Hot Isostatic Pressed) Casting
- Parts kit included (PN 32000006)
- Standard 9.800 or 10.200 deck heights/options to 10.400
- Raised camshaft location +.400 clears stroker crankshafts
- Ductile Iron sleeves with extra thick cylinder walLS2 promote excellent ring seal
- Reinforcing ribs strengthen the lifter valley and bell housing flange
- Inboard valley head stud bosses improve head gasket sealing
- Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds
- With or without distributor provision
- Steel 4-bolt main caps or Ductile Iron and optional Aluminum caps. Splayed outer bolts for extra strength