Dart LS Next Cast Iron Blocks
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Reduction in crank bay windage reveals significant horse power gains
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OEM holes in main webs and main caps banished as block acquires unmatched stiffness with sturdy main webs and splayed-bolt main caps
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Lengthened cylinder barrels achieved by sensible crankcase revisions. Fuller piston-to-cylinder engagement, invaluable for 4in stroke arrangements
- Priority-mains oiling introduced with provisions for wet- or dry-sump lubrication
- Deck material increased to 5/8" prevents head gaskets leaking under high boost
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Siamese cylinders add to block rigidity
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Six 7/16" head bolts per cylinder ensure adequate clamping power
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Large cam journals accommodate 60mm babbitt or 55mm roller bearings
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Cast iron or aluminum
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Less power loss at high RPM
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Conventional style small and big block Chevy 4-bolt steel main caps with 7/16'' bolts