Hastings 3.4375" Standard Bore, 46Cylinder Ring Set with 3/32" Top Ring, 3/32" Second Ring, 3/32" Third Ring and a First Oil Ring is 3/16".
This Hastings 6-Cylinder Ring Set has a top ring manufactured from grey iron with triple chrome ring surface treatment and second ring manufactured from grey iron with a 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
1991-1993 Crane Carrier School Bus
1992-1995 El Dorado Escort RE
1994-1995 El Dorado Transmark RE
1994-1995 Spartan Motors Bus Chassis
Attributes
1st Oil Groove 3/16
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 3/32
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2C5127
California Proposition 65 No
Engborein 3.4375
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
SDR Required Flag N
Top Groove 3/32
GTIN 00075538104810