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, CNC BBC Hemi, 4.690 in. Bore, 5.2 in. Flange, 8.2 in. Length, 4.880 O.D., Each

Dart Cylinder Sleeve, Cast Iron, CNC BBC Hemi, 4.690 in. Bore, 5.2 in. Flange, 8.2 in. Length, 4.880 O.D., Each

$310.04

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Dart Cylinder Sleeve, Cast Iron, SBC 9.500 in. Deck, 4.125 in. Bore, 6.100 in. Length, in. Length, SF, Each

Dart Cylinder Sleeve, Cast Iron, SBC 9.500 in. Deck, 4.125 in. Bore, 6.100 in. Length, in. Length, SF, Each

$169.72

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Dart Cylinder Sleeve, Cast Iron, 3.200 in. (81.5mm) Deck, 6.00 in. Length, +.020, Each

Dart Cylinder Sleeve, Cast Iron, 3.200 in. (81.5mm) Deck, 6.00 in. Length, +.020, Each

$155.30

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Dart Cylinder Sleeve, Cast Iron, 8.850 in. Deck, 4.125 in. Bore, 5.425 in. Length, Each

Dart Cylinder Sleeve, Cast Iron, 8.850 in. Deck, 4.125 in. Bore, 5.425 in. Length, Each

$169.72

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Dart Cylinder Sleeve, Cast Iron, 9.750 in. Deck, 4.000 in. Bore, 6.335 in. Length, LSN , Each

Dart Cylinder Sleeve, Cast Iron, 9.750 in. Deck, 4.000 in. Bore, 6.335 in. Length, LSN , Each

$169.72

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Dart Cylinder Sleeve, Cast Iron, Ford 8.200 in. Deck, 4.125 in. Bore, 5.175 in. Length, +.020, Each

Dart Cylinder Sleeve, Cast Iron, Ford 8.200 in. Deck, 4.125 in. Bore, 5.175 in. Length, +.020, Each

$220.57

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