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Dart Big Block Chevy Blocks

Dart's Big Block Chevy blocks come in several configurations:
- MRKIV, SS 396, GenV, GenVI
- MRKIV is most like a vintage BBC featuring a 2-piece rear main seal and comes in either 9.800" or 10.200" deck heights and 4.250" and 4.310" bores
- SS 396 is Super Stock Legal and comes with a 9.800" deck and 4.094" bores
- GenV & GenVI Options Have a 1-Piece Rear Main Seal, offered with either 9.800" or 10.200" Deck Heights and have Either Water Jacketed or Siamese Cylinders
- GenVII 8.1L
- Big M and Big M Sportsman
- True Priority Main Oiling
- 9.800" or 10.200" Deck Heights
- 4.250", 4.500", 4.560" and 4.600" Bore Options
- Ductile Iron or Billet Steel Main Caps
- Big M Pro Iron Blocks
- Deck Options from 9.600” to 11.100” or custom heights.
- Raised cam location +.600” clears stroker crankshafts.
- Oil pan rails are spread .750”.
- Big M Aluminum Blocks
- True Priority Main Oiling
- 9.800" or 10.200" Deck Heights
- 4.250", 4.500", 4.560" and 4.600" Bore Options
- Ductile Iron or Billet Steel Main Caps
- Big M Aluminum Race Series
- Premium alloy: Dart Aluminum blocks are cast from RMR Cast Aluminum alloy for superior strength and integrity.
- 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 walls promote excellent ring seal.
- Reinforcing ribs strengthen the lifter valley and bell housing flange.
From
$3,462.09
9.800" DECK WITH BORE DIAMETERS 4.560" & 4.600" ONLY
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