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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    N40 Factory-verified

    Chevrolet · Regular Production Option

    Power Steering

    Years 1962–82 Models 8 Factory citations 25

    Also described as Power steering

    Documented applications

    Camaro
    • 1967–1969 Factory-verified

      incl. N44 on 69 SS/Z28

      GM Heritage factory kit — 1967 Chevrolet Camaro, p.20.
      GM Heritage factory kit — 1969 Chevrolet Camaro, p.5.
    • 1970–1981 Factory-verified
      GM Heritage factory kit — 1970 Chevrolet Camaro, p.22.
      GM Heritage factory kit — 1974 Chevrolet Camaro, p.8.
    Chevelle / El Camino
    • 1964–1972 Factory-verified
      GM Heritage factory kit — 1964 Chevrolet Chevelle, p.36.
      GM Heritage factory kit — 1972 Chevrolet El Camino, p.8.
    Corvette (C1 / C2)
    • 1963 Factory-verified

      $75.35; 3,063 built

      GM Heritage factory kit — 1963 Chevrolet Corvette, p.8.
    • 1964 Factory-verified

      $75.35; 3,126 built

      GM Heritage factory kit — 1964 Chevrolet Corvette, p.17.
    • 1965 Factory-verified

      $96.85; 3,236 built

      GM Heritage factory kit — 1965 Chevrolet Corvette, p.14.
    • 1966 Factory-verified

      $94.80; 5,611 built

      GM Heritage factory kit — 1966 Chevrolet Corvette, p.14.
    • 1967 Factory-verified

      $94.80; 5,747 built

      GM Heritage factory kit — 1967 Chevrolet Corvette, p.57.
    Corvette (C3)
    • 1968 Factory-verified

      $94.80; 12,364 built

      GM Heritage factory kit — 1968 Chevrolet Corvette, p.7.
    • 1969 Factory-verified

      $105.35; 22,866 built

      GM Heritage factory kit — 1969 Chevrolet Corvette, p.5.
    • 1970 Factory-verified

      $105.35; 11,907 built

      GM Heritage factory kit — 1970 Chevrolet Corvette, p.5.
    • 1971 Factory-verified

      $115.90; 17,904 built

      GM Heritage factory kit — 1971 Chevrolet Corvette, p.6.
    • 1972 Factory-verified

      $115.90 (early-year $113.00); 23,794 built

      GM Heritage factory kit — 1972 Chevrolet Corvette, p.5.
    • 1973 Factory-verified

      $113.00; 27,872 built; code changed to N41 for 1974

      GM Heritage factory kit — 1973 Chevrolet Corvette, p.24.
    Impala / Full-Size
    • 1963, 1964- Factory-verified

      $86.10 for 1964

      GM Heritage factory kit — 1963 Chevrolet, p.38.
      GM Heritage factory kit — 1964 Chevrolet, p.36.
    Nova / Chevy II
    • 1962–1967 Factory-verified
      GM Heritage factory kit — 1963 Chevrolet Nova, p.6.
      GM Heritage factory kit — 1967 Chevrolet Nova, p.12.
    • 1968–1973 Factory-verified
      GM Heritage factory kit — 1968 Chevrolet Nova Coupe, p.61.
      GM Heritage factory kit — 1973 Chevrolet Nova, p.10.
    C/K Trucks
    • 1963–66 Factory-verified
      GM Heritage factory kit — 1964 Chevrolet Truck, p.16.
      GM Heritage factory kit — 1965 Chevrolet Truck, p.20.
    • 1967–72 Confirmed

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    Related codes · mentioned in these notes

    794N41N44Z28

    This page aggregates every documented appearance of N40 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.