Hastings 4.000"/101.60 mm Bore +.010"" Over Size, Single Cylinder Ring Set with 1.50 mm Top Ring, 1.50 mm Second Ring and a First Oil Ring is 4.00 mm.
This Hastings Single 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 Dodge B1500
1994 Dodge B250
1995-1998 Dodge B2500
1994 Dodge B350
1995-1998 Dodge B3500
1998-2003 Dodge Dakota
1998-2003 Dodge Durango
1994-2003 Dodge Ram 1500
1999-2003 Dodge Ram 1500 Van
1994-2002 Dodge Ram 2500
1999-2003 Dodge Ram 2500 Van
1994-2002 Dodge Ram 3500
1999-2003 Dodge Ram 3500 Van
1995-2002 Dodge Ram 4000
1987-1996 Ford Bronco
1987-1991 Ford Country Squire
1987-1996 Ford E-150 Econoline
1987-1996 Ford E-250 Econoline
1993-1996 Ford E-350 Econoline
1996 Ford Econoline Super Duty
1996-2001 Ford Explorer
1987-1996 Ford F-150
1987-1997 Ford F-250
1993-1997 Ford F-350
1986 Ford LTD
1987-1991 Ford LTD Crown Victoria
1986-1995 Ford Mustang
1986-1988 Ford Thunderbird
1991-1993 Ford Thunderbird
1998 Jeep Grand Cherokee
1986-1987 Lincoln Continental
1986-1992 Lincoln Mark VII
1986-1990 Lincoln Town Car
1986 Mercury Capri
1987-1991 Mercury Colony Park
1986-1988 Mercury Cougar
1991-1993 Mercury Cougar
1986-1991 Mercury Grand Marquis
1997-2001 Mercury Mountaineer
Attributes
1st Oil Groove 4.00
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 1.50
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2M4726S.010
California Proposition 65 No
Engborein 4.000
Engboremetric 101.60
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
Notes W/Shallow Top Grv.
SDR Required Flag N
Top Groove 1.50
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538292470