Darton Sleeves Replacement Cylinder Sleeve SB Chevy 4.090 Bore 4.375 OD M59C used anywhere a bolt with

used anywhere a bolt with a captured washer is needed

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1965-1966 Chevrolet Suburban

1/2-20 in Female Thread

Darton Sleeves Replacement Cylinder Sleeve SB Chevy 4.090 Bore 4.375 OD M59C used anywhere a bolt withProduct Description: Cylinder Sleeve 4. 090 in Bore 6. 750 in Height 4. 375 in OD 0. 143 in Wall Steel Small Block Chevy Sold Individually Darton is a manufacture of engine block sleeves. Using specialized ductile iron, their sleeves fit a variety of engine makes and sizes.