Dart block sleeves are durable and reliable! Dart replacement sleeves are the same premium sleeves as those used in their race series blocks. Fit your aluminum blocks with the strength of Dart cast iron block sleeves.

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Dart Cylinder Sleeve, Cast Iron, Ford 8.200 in. Deck, 4.000 in. Bore, 5.175 in. Length, Each

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Dart Cylinder Sleeve, Cast Iron, Ford 8.200 in. Deck, 4.125 in. Bore, 5.175 in. Length, SF, Each

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Dart Cylinder Sleeve, Cast Iron, BBC 10.200 4.250 in. Bore, 6.770 in. Length + .030, Each

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Dart Cylinder Sleeve, Cast Iron, Darton #300 27 SF, Each

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Dart Cylinder Sleeve, Cast Iron, BBC 9.800 4.600 in. Bore, 6.370 in. Length +.030, Each

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Sonnax Pump Shaft Sleeve, Ford, Axod & E, Ax4N, Ax4S, Each

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