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Part fits the following years1978, 1979, 1980
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    GM Performance Parts

    Cylinder Head, Vortec Fits 1978-80 Regal+ 4 other models

    Retail Price $428.95 You Save $38.96
    OPGI Price$389.99
    (Each)
    Part# 99L0601
    Mfg# 12558060
    Arriving Soon
    Please Call 1‑800‑243‑8355

    Finally, a performance cylinder head at an economical price! GM's all-new Vortec-assembled head features modified combustion chambers and high-velocity port technology to offer very impressive power gains of between 20-40 HP over earlier cast-iron heads.

    FEATURES INCLUDE: 1.95"/1.5" valves 64cc combustion chambers Straight spark plugs No heat risers Requires Vortec specific manifold Can be machined to accept 2.02"/1.60" valves Pressed-in studs, can be pinned or drilled Valve spring seat diameter is 1.48" Cams with more than 0.475" left require machining Fits 1955 and later small-block except LT1/:T4 and LS family of engines.

    Notes
    • Genuine General Motors product.
    California Prop 65 Icon WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

    Vehicle Fitment

    Make & ModelYear RangeApplication Details
    Buick Regal1978-1980(G)
    Chevrolet Chevelle1964-1977(G)
    Chevrolet El Camino1964-1977(G)
    Chevrolet El Camino1978-1988
    Chevrolet Malibu1978-1988
    Chevrolet Monte Carlo1970-1977(G)
    Chevrolet Monte Carlo1978-1988

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