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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    L11 Factory-verified

    Chevrolet · Regular Production Option

    140ci 2300 OHC I4, 2-bbl (performance)

    Years 1971–77 Models 1 Factory citations 2

    Documented applications

    Vega / Monza
    • 1971–1977 Factory-verified

      110 hp gross / 84–87 hp net; standard in GT; ~75% take rate in 1971

      GM Heritage factory kit — 1971 Chevrolet Vega, p.4.
      GM Heritage factory kit — 1977 Chevrolet Monza, p.4.

    This page aggregates every documented appearance of L11 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.