Hastings 4.000 Bore +.030" Over Size, Single Cylinder Ring Set with 1/16" mm Top Ring, 5/64" Second Ring and a First Oil Ring is 3/16.

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This Hastings Single Cylinder Ring Set has a top ring manufactured from grey iron with phosphate 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.

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Application Summary:

Year	Make/Model
1983	American Motors Eagle
1982	American Motors Spirit
1982-1992	Buick Century
1982-1991	Buick Skylark
1986-1987	Buick Somerset
1985	Buick Somerset Regal
1985-1990	Chevrolet Astro
1982-1986	Chevrolet Camaro
1982-1990	Chevrolet Celebrity
1982-1983	Chevrolet Citation
1984-1985	Chevrolet Citation II
1987-1993	Chevrolet LLV
1990-1992	Chevrolet Lumina
1985-1993	Chevrolet S10
1985-1988	Chevrolet S10 Blazer
1985-1986	GMC S15
1985-1986	GMC S15 Jimmy
1985-1986	GMC Safari
1985-1987	Oldsmobile Calais
1988-1991	Oldsmobile Cutlass Calais
1982-1992	Oldsmobile Cutlass Ciera
1987-1992	Oldsmobile Cutlass Cruiser
1982-1984	Oldsmobile Omega
1982-1991	Pontiac 6000
1984-1988	Pontiac Fiero
1982-1986	Pontiac Firebird
1985-1991	Pontiac Grand Am
1982-1984	Pontiac Phoenix