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.

More From This Category

Dart Cylinder Sleeve, Cast Iron, For Honda 3.300 in. (84.5mm) Deck, 6.00 in. Length, Each

Dart Cylinder Sleeve, Cast Iron, For Honda 3.300 in. (84.5mm) Deck, 6.00 in. Length, Each

$135.88

Sonnax Overdrive & Intermediate Servo Pin Bore Sleeve Kit, Ford, 5R55N, 5R55S, 5R55W, Each

Sonnax Overdrive & Intermediate Servo Pin Bore Sleeve Kit, Ford, 5R55N, 5R55S, 5R55W, Each

$87.35

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

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

$75.43

Sonnax Pressure Regulator Sleeve, Ford, 6R80 (2015-Later), Each

Sonnax Pressure Regulator Sleeve, Ford, 6R80 (2015-Later), Each

$47.08

Dart Cylinder Sleeve, Cast Iron, 9.5 in. Deck, 4.125 in. Bore, 6.100 in. Length, (+.030), Each

Dart Cylinder Sleeve, Cast Iron, 9.5 in. Deck, 4.125 in. Bore, 6.100 in. Length, (+.030), Each

$217.01

Dart Cylinder Sleeve, Cast Iron, SBC 9.500 in. Deck, 4.125 in. Bore, 6.500 in. Length, +.010 NF x thick, Each

Dart Cylinder Sleeve, Cast Iron, SBC 9.500 in. Deck, 4.125 in. Bore, 6.500 in. Length, +.010 NF x thick, Each

$237.71