Darton Sleeves 3.985" Bore Cylinder Sleeve 5.820" Height 4.251" OD 0.133" Wall - Steel 34015BL B3121 / B3121C

B3121 / B3121C

This auto racing window net fits a window size of 18" High X 24" Wide which is standard and will fit most common racecar window openings

25" Stroke Clearance

Triple pass radiators circulate coolant across the top portion of the radiator

Available in black in sizes Child X-Small to Child X-Large - remember that racing underwear is designed and built to fit snugly

Darton Sleeves 3.985" Bore Cylinder Sleeve 5.820" Height 4.251" OD 0.133" Wall - Steel 34015BL B3121 / B3121CProduct Description: Cylinder Sleeve 3. 985 in Bore 5. 820 in Height 4. 251 in OD 0. 133 in Wall Steel Small Block Ford Sold Individually Darton is a manufacture of engine block sleeves. Using specialized ductile iron, their sleeves fit a variety of engine makes and sizes.