DISTRIBUTOR VACUUM ADVANCE Chevrolet Car Chevrolet Pickup Chevrolet Van GMC Pickup GMC Van Pontiac DISTRIBUTOR VACUUM ADVANCE Buick Skylark DISTRIBUTOR VACUUM ADVANCE1980-1981 1980 2.5L 151cid L4 VIN:5 1 per Vehicle 1980 2.8L 173cid V6 1 per Vehicle 1981 2.8L 173cid V6 VIN:X,Z 1 per Vehicle Chevrolet Astro DISTRIBUTOR VACUUM ADVANCE1985-1986 1985 2.5L L4 VIN:A,E 1 per Vehicle 1985 4.3L 262cid V6 VIN:N 1 per Vehicle 1986 2.5L L4 VIN:A,E 1 per Vehicle 1986 4.3L V6 VIN:Z 1 per Vehicle Chevrolet C10 DISTRIBUTOR VACUUM ADVANCE1977-1986 1977 5.0L 305cid V8 1 per Vehicle 1978 4.1L 250cid L6 VIN:D 1 per Vehicle 1978 5.0L 305cid V8 1 per Vehicle 1978 6.6L 400cid V8 1 per Vehicle 1978 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1978 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1978 4.8L 292cid L6 VIN:T 1 per Vehicle 1978 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1979 4.1L 250cid L6 VIN:D 1 per Vehicle 1979 5.0L 305cid V8 1 per Vehicle 1979 6.6L 400cid V8 1 per Vehicle 1979 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1979 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1979 4.8L 292cid L6 VIN:T 1 per Vehicle 1979 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1980 5.0L 305cid V8 1 per Vehicle 1980 4.1L 250cid L6 VIN:D 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1980 6.6L 400cid V8 1 per Vehicle 1980 4.8L 292cid L6 VIN:T 1 per Vehicle 1980 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1981 5.0L 305cid V8 VIN:H 1 per Vehicle 1981 4.1L 250cid L6 VIN:D 1 per Vehicle 1981 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1981 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1982 5.0L 305cid V8 VIN:H 1 per Vehicle 1982 4.1L 250cid L6 VIN:D 1 per Vehicle 1982 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1982 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1983 5.0L 305cid V8 VIN:H 1 per Vehicle 1983 4.1L 250cid L6 VIN:D 1 per Vehicle 1983 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1983 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1984 5.0L 305cid V8 VIN:H 1 per Vehicle 1984 4.1L 250cid L6 VIN:D 1 per Vehicle 1984 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1984 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1985 5.0L 305cid V8 VIN:H 1 per Vehicle 1985 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1985 4.3L 262cid V6 VIN:N 1 per Vehicle 1985 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1986 5.0L 305cid V8 VIN:H 1 per Vehicle 1986 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1986 4.3L 262cid V6 VIN:N 1 per Vehicle 1986 6.2L V8 DIESEL VIN:C,J 1 per Vehicle Chevrolet C10 Suburban DISTRIBUTOR VACUUM ADVANCE1977-1986 1977 5.0L 305cid V8 1 per Vehicle 1978 4.1L 250cid L6 VIN:D 1 per Vehicle 1978 5.0L 305cid V8 1 per Vehicle 1978 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1978 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1978 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1979 4.1L 250cid L6 VIN:D 1 per Vehicle 1979 5.0L 305cid V8 1 per Vehicle 1979 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1979 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1979 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1980 5.0L 305cid V8 1 per Vehicle 1980 4.1L 250cid L6 VIN:D 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1980 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1981 5.0L 305cid V8 VIN:H 1 per Vehicle 1981 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1982 5.0L 305cid V8 VIN:H 1 per Vehicle 1982 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1982 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1983 5.0L 305cid V8 VIN:H 1 per Vehicle 1983 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1983 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1984 5.0L 305cid V8 VIN:H 1 per Vehicle 1984 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1984 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1985 5.0L 305cid V8 VIN:H 1 per Vehicle 1985 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1985 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1986 5.0L 305cid V8 VIN:H 1 per Vehicle 1986 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1986 6.2L V8 DIESEL VIN:C,J 1 per Vehicle Chevrolet C20 DISTRIBUTOR VACUUM ADVANCE1977-1986 1977 5.0L 305cid V8 1 per Vehicle 1978 4.1L 250cid L6 VIN:D 1 per Vehicle 1978 5.0L 305cid V8 1 per Vehicle 1978 6.6L 400cid V8 1 per Vehicle 1978 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1978 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1978 4.8L 292cid L6 VIN:T 1 per Vehicle 1979 4.1L 250cid L6 VIN:D 1 per Vehicle 1979 5.0L 305cid V8 1 per Vehicle 1979 6.6L 400cid V8 1 per Vehicle 1979 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1979 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1979 4.8L 292cid L6 VIN:T 1 per Vehicle 1980 5.0L 305cid V8 1 per Vehicle 1980 4.1L 250cid L6 VIN:D 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1980 6.6L 400cid V8 1 per Vehicle 1980 4.8L 292cid L6 VIN:T 1 per Vehicle 1981 5.0L 305cid V8 VIN:H 1 per Vehicle 1981 4.1L 250cid L6 VIN:D 1 per Vehicle 1981 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1981 4.8L 292cid L6 VIN:T 1 per Vehicle 1981 7.4L 454cid V8 VIN:W 1 per Vehicle 1982 5.0L 305cid V8 VIN:H 1 per Vehicle 1982 4.1L 250cid L6 VIN:D 1 per Vehicle 1982 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1982 4.8L 292cid L6 VIN:T 1 per Vehicle 1982 7.4L 454cid V8 VIN:W 1 per Vehicle 1982 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1983 5.0L 305cid V8 VIN:H 1 per Vehicle 1983 4.1L 250cid L6 VIN:D 1 per Vehicle 1983 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1983 4.8L 292cid L6 VIN:T 1 per Vehicle 1983 7.4L 454cid V8 VIN:W 1 per Vehicle 1983 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1984 5.0L 305cid V8 VIN:H 1 per Vehicle 1984 4.1L 250cid L6 VIN:D 1 per Vehicle 1984 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1984 4.8L 292cid L6 VIN:T 1 per Vehicle 1984 7.4L 454cid V8 VIN:W 1 per Vehicle 1984 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1985 5.0L 305cid V8 VIN:H 1 per Vehicle 1985 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1985 4.8L 292cid L6 VIN:T 1 per Vehicle 1985 4.3L 262cid V6 VIN:N 1 per Vehicle 1985 7.4L 454cid V8 VIN:W 1 per Vehicle 1985 6.2L V8 DIESEL VIN:C,J 1 per Vehicle 1986 5.0L 305cid V8 VIN:H 1 per Vehicle 1986 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1986 4.8L 292cid L6 VIN:T 1 per Vehicle 1986 4.3L 262cid V6 VIN:N 1 per Vehicle 1986 7.4L 454cid V8 VIN:W 1 per Vehicle 1986 6.2L V8 DIESEL VIN:C,J 1 per Vehicle Chevrolet C20 Suburban DISTRIBUTOR VACUUM ADVANCE1978-1986 1978 5.0L 305cid V8 1 per Vehicle 1978 6.6L 400cid V8 1 per Vehicle 1978 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1978 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1978 4.8L 292cid L6 VIN:T 1 per Vehicle 1979 5.0L 305cid V8 1 per Vehicle 1979 6.6L 400cid V8 1 per Vehicle 1979 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1979 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1979 4.8L 292cid L6 VIN:T 1 per Vehicle 1980 5.0L 305cid V8 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1980 6.6L 400cid V8 1 per Vehicle 1980 4.8L 292cid L6 VIN:T 1 per Vehicle 1981 5.0L 305cid V8 VIN:H 1 per Vehicle 1981 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1981 4.8L 292cid L6 VIN:T 1 per Vehicle 1981 7.4L 454cid V8 VIN:W 1 per Vehicle 1982 5.0L 305cid V8 VIN:H 1 per Vehicle 1982 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1982 4.8L 292cid L6 VIN:T 1 per Vehicle 1982 7.4L 454cid V8 VIN:W 1 per Vehicle 1982 6.2L V8 DIESEL VIN:J 1 per Vehicle 1983 5.0L 305cid V8 VIN:H 1 per Vehicle 1983 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1983 7.4L 454cid V8 VIN:W 1 per Vehicle 1983 6.2L V8 DIESEL VIN:J 1 per Vehicle 1984 5.0L 305cid V8 VIN:H 1 per Vehicle 1984 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1984 7.4L 454cid V8 VIN:W 1 per Vehicle 1984 6.2L V8 DIESEL VIN:J 1 per Vehicle 1985 5.0L 305cid V8 VIN:H 1 per Vehicle 1985 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1985 7.4L 454cid V8 VIN:W 1 per Vehicle 1985 6.2L V8 DIESEL VIN:J 1 per Vehicle 1986 5.0L 305cid V8 VIN:H 1 per Vehicle 1986 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1986 7.4L 454cid V8 VIN:W 1 per Vehicle 1986 6.2L V8 DIESEL VIN:J 1 per Vehicle Chevrolet C30 DISTRIBUTOR VACUUM ADVANCE1978-1983 1978 4.1L 250cid L6 VIN:D 1 per Vehicle 1978 5.0L 305cid V8 1 per Vehicle 1978 6.6L 400cid V8 1 per Vehicle 1978 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1978 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1978 4.8L 292cid L6 VIN:T 1 per Vehicle 1978 5.7L 350cid V8 FI DIESEL VIN:Z 1 per Vehicle 1979 4.1L 250cid L6 VIN:D 1 per Vehicle 1979 5.0L 305cid V8 1 per Vehicle 1979 6.6L 400cid V8 1 per Vehicle 1979 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1979 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1979 4.8L 292cid L6 VIN:T 1 per Vehicle 1980 4.1L 250cid L6 VIN:D 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 7.4L 454cid V8 VIN:S,W 1 per Vehicle 1980 4.8L 292cid L6 VIN:T 1 per Vehicle 1981 5.7L 350cid V8 VIN:M 1 per Vehicle 1982 5.7L 350cid V8 VIN:M 1 per Vehicle 1983 5.7L 350cid V8 VIN:L,M 1 per Vehicle Chevrolet Camaro DISTRIBUTOR VACUUM ADVANCE1980-1981 1980 3.8L 231cid V6 VIN:A 1 per Vehicle 1980 5.0L 305cid V8 VIN:H 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 4.4L 267cid V8 VIN:J 1 per Vehicle 1980 3.8L 229cid V6 VIN:K 1 per Vehicle 1981 3.8L 231cid V6 VIN:A 1 per Vehicle 1981 5.0L 305cid V8 VIN:H 1 per Vehicle 1981 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1981 4.4L 267cid V8 VIN:J 1 per Vehicle 1981 3.8L 229cid V6 VIN:K 1 per Vehicle Chevrolet Caprice DISTRIBUTOR VACUUM ADVANCE1980-1981 1980 3.8L 231cid V6 VIN:A 1 per Vehicle 1980 5.0L 305cid V8 VIN:H 1 per Vehicle 1980 5.7L 350cid V8 VIN:L,M 1 per Vehicle 1980 4.4L 267cid V8 VIN:J 1 per Vehicle 1980 5.7L 350cid V8 FI DIESEL VIN:N 1 per Vehicle 1980 3.8L 229cid V6 VIN:K 1 per Vehicle 1981 3.8L 231cid V6 VIN:A 1 per Vehicle 1981 5.0L 305cid V8 VIN:H 1 per Vehicle 1981 4.4L 267cid V8 VIN:J 1 per Vehicle 1981 5.7L 350cid V8 FI DIESEL VIN:N 1 per Vehicle 1981 3.8L 229cid V6 VIN:K 1 per Vehicle Chevrolet Chevette DISTRIBUTOR VACUUM ADVANCE1976-1981 1976 1.4L 85cid L4 1 per Vehicle 1976 1.6L 98cid L4 1 per Vehicle 1979 1.6L 98cid L4 1 per Vehicle 1980 1.6L 98cid L4 VIN:9 1 per Vehicle 1981 1.6L 98cid L4 VIN:9 1 per Vehicle Chevrolet Citation DISTRIBUTOR VACUUM ADVANCE1980-1982 1980 2.5L 151cid L4 VIN:5 1 per Vehicle 1980 2.8L 173cid V6 1 per Vehicle 1981 2.5L 151cid L4 VIN:5 1 per Vehicle 1981 2.8L 173cid V6 VIN:X,Z 1 per Vehicle 1982 2.8L 173cid V6 VIN:X,Z 1 per Vehicle Chevrolet Corve
