Darton Sleeves Cylinder Sleeve - 3.875 in Bore - 5.800 in Height - 4.325 in OD - 0.225 in Wall - GM LS-Series 300-023-SF HALCL19M Featured Spark Free Connectivity

Featured Spark Free Connectivity

Chrome cup and mounting strap

Manley Race Master XH-426 stainless steel exhaust valves and NK-842 stainless steel intake valves have tensile strength and fatique resistance equal to the best valves available

Cetane Power Booster

large camshaft

Darton Sleeves Cylinder Sleeve - 3.875 in Bore - 5.800 in Height - 4.325 in OD - 0.225 in Wall - GM LS-Series 300-023-SF HALCL19M Featured Spark Free ConnectivityProduct Description: Cylinder Sleeve 3. 875 in Bore 5. 800 in Height 4. 325 in OD 0. 225 in Wall Steel GM LS Series Sold Individually Darton is a manufacture of engine block sleeves. Using specialized ductile iron, their sleeves fit a variety of engine makes and sizes.