Hastings 3.875" Bore +.040" Over Size, Single Cylinder Ring Set with 5/64" Top Ring, 5/64" Second Ring and a First Oil Ring is 3/16".
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.

Application Summary:

Year Make/Model
1973-1974 Buick Apollo
1971 Buick Skylark
1963-1965 Chevrolet Bel Air
1971-1973 Chevrolet Bel Air
1963-1965 Chevrolet Biscayne
1971-1972 Chevrolet Biscayne
1969-1974 Chevrolet Blazer
1971-1972 Chevrolet Brookwood
1975-1984 Chevrolet C10
1966-1967 Chevrolet C10 Panel
1963-1974 Chevrolet C10 Pickup
1967-1974 Chevrolet C10 Suburban
1967 Chevrolet C20 Panel
1963-1974 Chevrolet C20 Pickup
1967-1974 Chevrolet C20 Suburban
1966 Chevrolet C30 Panel
1963-1974 Chevrolet C30 Pickup
1967-1969 Chevrolet Camaro
1971-1974 Chevrolet Camaro
1971-1974 Chevrolet Caprice
1964-1969 Chevrolet Chevelle
1971-1973 Chevrolet Chevelle
1964-1966 Chevrolet Chevy II
1968 Chevrolet Chevy II
1964-1974 Chevrolet El Camino
1968-1974 Chevrolet G10 Van
1967-1974 Chevrolet G20 Van
1970-1974 Chevrolet G30 Van
1963-1965 Chevrolet Impala
1971-1974 Chevrolet Impala
1963-1974 Chevrolet K10 Pickup
1967-1974 Chevrolet K10 Suburban
1967 Chevrolet K20 Panel
1963-1974 Chevrolet K20 Pickup
1967-1974 Chevrolet K20 Suburban
1968-1974 Chevrolet K30 Pickup
1964-1967 Chevrolet Malibu
1973-1975 Chevrolet Malibu
1969-1978 Chevrolet Nova
1963-1967 Chevrolet P10 Series
1968-1974 Chevrolet P10 Van
1963-1967 Chevrolet P20 Series
1963-1967 Chevrolet P30 Series
1963-1966 Chevrolet Suburban
1966 GMC 1000
1963-1965 GMC 1000 Series
1966 GMC 1500
1963-1965 GMC 1500 Series
1966 GMC 2500
1963-1965 GMC 2500 Series
1963-1966 GMC 3000
1963-1966 GMC 3500
1967-1974 GMC C15/C1500 Pickup
1967-1974 GMC C15/C1500 Suburban
1967-1974 GMC C25/C2500 Pickup
1967-1974 GMC C25/C2500 Suburban
1967-1974 GMC C35/C3500 Pickup
1964-1966 GMC G1000 Series
1967 GMC G15/G1500 Van
1970 GMC G15/G1500 Van
1972-1974 GMC G15/G1500 Van
1967 GMC G25/G2500 Van
1970 GMC G25/G2500 Van
1972-1974 GMC G25/G2500 Van
1970-1974 GMC G35/G3500 Van
1964-1966 GMC I1000
1965-1966 GMC I1500
1965-1966 GMC I2500
1966 GMC I3500
1970-1974 GMC Jimmy
1967-1974 GMC K15/K1500 Pickup
Attributes
1st Oil Groove 3/16
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 5/64
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 667S.040
California Proposition 65 No
Engborein 3.875
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 PHOSPHATE
GTIN 00075538033301