Hastings 3.341"/84.86 mm Bore +.040" Over Size, 4-Cylinder Ring Set with 1.50 mm Top Ring, 1.75 mm Second Ring and a First Oil Ring is 3.00 mm.
This Hastings 4-Cylinder Ring Set has a top ring manufactured from steel with plasma moly ring surface treatment, a second ring manufactured from grey iron with phosphate ring surface treatment. The 1st oil control ring is manufactured of steel rail/stainless expansion with a chrome rail ring surface treatment.

Application Summary:

Year Make/Model
1998-2000 Ford Contour
2004 Ford Escape
2001-2002 Ford Escort
2003 Ford Focus
Attributes
1st Oil Groove 3.00
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 1.75
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2M4987.040
California Proposition 65 No
Engborein 3.341
Engboremetric 84.86
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 1.50
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538245674