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, SBC AL New 9.325 in. Deck, 4.125 in. Bore, 6.125 in. Length, SF, Each

Dart Cylinder Sleeve, Cast Iron, SBC AL New 9.325 in. Deck, 4.125 in. Bore, 6.125 in. Length, SF, Each

$169.72

Dart Cylinder Sleeve, Cast Iron, BBC 10.4 in. Deck, 4.5 in. Bore, 7.00 in. Length, SF, Each

Dart Cylinder Sleeve, Cast Iron, BBC 10.4 in. Deck, 4.5 in. Bore, 7.00 in. Length, SF, Each

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Dart Cylinder Sleeve, Cast Iron, BBC 10.2 in. Deck, 4.5 in. Bore, 6.77 in. Length, SF, Each

Dart Cylinder Sleeve, Cast Iron, BBC 10.2 in. Deck, 4.5 in. Bore, 6.77 in. Length, SF, Each

$303.00

Dart Cylinder Sleeve, Cast Iron, 9.325 in. Deck, 4.000 in. Bore, 5.925 in. Length, Each

Dart Cylinder Sleeve, Cast Iron, 9.325 in. Deck, 4.000 in. Bore, 5.925 in. Length, Each

$169.72

Sonnax Accumulator Piston & Sleeve Kit, Chrysler, 41/40Te(S), 42Le, 45RFE/545RFE, Each

Sonnax Accumulator Piston & Sleeve Kit, Chrysler, 41/40Te(S), 42Le, 45RFE/545RFE, Each

$83.49

Dart Cylinder Sleeve, Cast Iron, SBC 9.500 in. Deck, 4.125 in. Bore, 6.500 in. Length, NF x tra thick, Each

Dart Cylinder Sleeve, Cast Iron, SBC 9.500 in. Deck, 4.125 in. Bore, 6.500 in. Length, NF x tra thick, Each

$188.88