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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    ZK3 Factory-verified

    Chevrolet · Regular Production Option

    Deluxe seat belts and front seat shoulder harness

    Years 1968–82 Models 4 Factory citations 8

    Also described as Deluxe seat belts + front shoulder harnessDeluxe Seat Belts & Front Seat Shoulder HarnessDeluxe seat belts & front shoulder harness

    Documented applications

    Camaro
    • 1968–1969 Factory-verified

      from 1/1/68

      GM Heritage factory kit — 1968 Chevrolet Camaro, p.31.
      GM Heritage factory kit — 1969 Chevrolet Camaro, p.158.
    Chevelle / El Camino
    • 1968–1969 Factory-verified
      GM Heritage factory kit — 1968 Chevrolet Chevelle, p.70.
      GM Heritage factory kit — 1969 Chevrolet El Camino, p.55.
    Impala / Full-Size
    • 1968+ Factory-verified
      GM Heritage factory kit — 1968 Chevrolet, p.11.
      GM Heritage factory kit — 1968 Chevrolet Impala, p.8.
    Nova / Chevy II
    • 1968–1969 Factory-verified
      GM Heritage factory kit — 1968 Chevrolet Nova Coupe, p.61.
      GM Heritage factory kit — 1969 Chevrolet Nova, p.67.

    This page aggregates every documented appearance of ZK3 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.