Hastings 4.094"/103.00 mm Bore +.040", 8-Cylinder Ring Set with 1.20 mm Top Ring, 1.20 mm Second Ring and a First Oil Ring is 2.00 mm.
This Hastings 8-Cylinder Ring Set has a top ring manufactured from steel with plasma moly ring surface treatment, a second ring manufactured from ductile 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
2012-2014 Chrysler 300
2011-2020 Dodge Challenger
2012-2020 Dodge Charger
2018-2020 Dodge Durango
2012-2020 Jeep Grand Cherokee
Attributes
1st Oil Groove 2.00
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 1.20
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2M5379.040
California Proposition 65 No
Engborein 4.094
Engboremetric 104.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 1.20
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538348832