Hastings 4.110"/104.40 mm Bore +.030" Over Size, Single Cylinder Ring Set with 3.16 mm Top Ring, 2.52 mm Second Ring and a First Oil Ring is 3.50 mm.
This Hastings Single Cylinder Ring Set has a top ring manufactured from ductile iron with plasma moly ring surface treatment, a second ring manufactured from carbidic iron with phosphate ring surface treatment. The 1st oil control ring is manufactured of grey iron with a chrome ring surface treatment.

Application Summary:

Year Make/Model
1994 Ford F-59 Commercial Stripped Chassis
1993 Ford F-Super Duty
Attributes
1st Oil Groove 3.50
1st Oil Ring Surface Treatment CHROME
2nd Groove 2.52
2nd Ring Surface Treatment PHOSPHATE
California Proposition 65 No
Engborein 4.110
Engboremetric 104.40
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 3.16
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538295945