Hastings 3.910" Standard Bore, 6-Cylinder Ring Set with 5/64" Top Ring, 5/64" Second Ring, 5/64" Third Ring and a First Oil Ring is 3/16".
This Hastings 6-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 and a third ring is not described. The 1st oil control ring is manufactured of steel rail/stainless expansion with a chrome rail ring surface treatment.

Application Summary:

Year Make/Model
1989 Dodge B150
1991 Dodge B150
1988 Dodge B250
1991 Dodge B250
1990 Dodge D250
1987 Dodge Dakota
1989-1990 Dodge Dakota
Attributes
1st Oil Groove 3/16
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
1st Oil Ring Surface Treatment CHROME RAIL
2nd Groove 5/64
2nd Ring Surface Treatment PHOSPHATE
3rd Groove 5/64
3rd Ring Surface Treatment CHROME RAIL
Alternate Part Number 2M5560
California Proposition 65 No
Engborein 3.910
Engboremetric 99.31
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 5/64
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538250067