Darton Sleeves 3.985" Bore Cylinder Sleeve 5.820" Height 4.251" OD 0.133" Wall - Steel 20041010 They are especially useful for

They are especially useful for measuring valve spring installed height

SBC Pickup for 7" Deep Circle Track Oil Pan with a M-10555 Select High Performance Oil Pump with 3/4" Inlet

GM X-Body 1966-67

Replacement rod end for AFCO aluminum shocks

with variable thickness exceeding 5mm in the field of vision

Darton Sleeves 3.985" Bore Cylinder Sleeve 5.820" Height 4.251" OD 0.133" Wall - Steel 20041010 They are especially useful forProduct 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.