Darton Sleeves Repl Cyl Sleeve Donovan SBC 4.110 Bore Track Mat Upper mount must be cut

Upper mount must be cut into two pieces (LH/RH) and trimmed to desired height depending upon where housing is located in the chassis

Aramid Cuffs for comfort around ankles

deburring and polishing

IP66 water resistance allows for operation in boats and motorcycles without worry

Valve Spring Retainer

Darton Sleeves Repl Cyl Sleeve Donovan SBC 4.110 Bore Track Mat Upper mount must be cutProduct Description: Cylinder Sleeve 4. 110 in Bore 6. 075 in Height 4. 273 in OD 0. 081 in Wall Steel Donovan Block 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.