Hastings 3.504"/89.00 mm Bore +.010" Over Size, 6-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 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. The 1st oil control ring is manufactured of steel rail/stainless expansion with a chrome rail ring surface treatment.

Application Summary:

Year Make/Model
1987-1989 Buick Century
1994-1995 Buick Century
1988-1995 Buick Regal
1994-1995 Buick Skylark
1987-1988 Cadillac Cimarron
1987-1995 Chevrolet Beretta
1990-1992 Chevrolet Camaro
1987-1994 Chevrolet Cavalier
1987-1990 Chevrolet Celebrity
1987-1995 Chevrolet Corsica
1990-1995 Chevrolet Lumina
1990-1995 Chevrolet Lumina APV
1995 Chevrolet Monte Carlo
1991-1994 Isuzu Pickup
1991-1992 Isuzu Rodeo
1994-1995 Oldsmobile Achieva
1987-1989 Oldsmobile Cutlass Ciera
1994-1995 Oldsmobile Cutlass Ciera
1987-1989 Oldsmobile Cutlass Cruiser
1994 Oldsmobile Cutlass Cruiser
1988-1995 Oldsmobile Cutlass Supreme
1987 Oldsmobile Firenza
1990-1994 Oldsmobile Silhouette
1987-1991 Pontiac 6000
1990-1992 Pontiac Firebird
1994-1995 Pontiac Grand Am
1988-1995 Pontiac Grand Prix
1991-1994 Pontiac Sunbird
1987-1989 Pontiac Tempest
1990-1995 Pontiac Trans Sport
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 2M4456.010
California Proposition 65 No
Engborein 3.504
Engboremetric 89.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
Notes W/Shallow Oil Grv.
SDR Required Flag N
Top Groove 1.50
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538272328