Dart Little "M" Sportsman Chevrolet Small Block Cast Iron Block Designed with the capability to accept most standard small block parts, it makes an ideal option for the serious racer who doesn't want to spend a fortune on an engine block. Features you can't get in any production castings. Extra thick cylinder walls resist cracking, scalloped water jackets improve flow, priority main oiling, blind tapped head bolt holes, extra thick decks and 4-bolt main caps with splayed outer bolts on the center 3.
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