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Part fits the following years1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988


    Hooker Blackheart LS-Swap Transmissions Crossmember 4L60/4L65/4L70 adapter bracket Fits 1978-88 El Camino+ 5 other models

    Retail Price $60.95 You Save 10%
    OPGI Price$54.99
    Part# HK12655
    Mfg# 12655HKR
    Ships direct from manufacturer.

    Facilitates installation of a 4L60/4L65/4L70/4L80/TH400/2004R/T56/T56 behind an LS engine in 78-88 GM A/G Body applications. Designed in conjunction with other Hooker BlackHeart GM G-Body engine swap brackets to provide bolt-in installation of Hooker LS swap headers and exhaust systems for this application. Provides the highest clearance available for up to 3" exhaust system routing. Welded steel construction.

    • Adapter brackets are integral component of the complete Hooker BlackHeart swap system for this application. Component features unique geometry that is not compatible for use with any other brand of engine mounting components. 4L60/4L65/4L70 applications require add on bracket P/N 12655HKR. 4L80 applications require add-on bracket P/N 12656HKR. For applications that were NOT originally equipped with a 200-4R transmission, crossmember adapter P/N 12647HKR is required.
    • hese high-performance items are not eligible for any further discounts or promotional pricing.
    • High Performance, designed to improve performance.
    • SHIP NOTE: This item is SPECIAL ORDER and will be drop-shipped from the manufacturer. more info
    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.

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    Vehicle Fitment

    Make & ModelYear RangeApplication Details
    Buick Grand National1978-1987 4L60/4L65/4L70 Adapter Bracket
    Buick Regal1978-1987 4L60/4L65/4L70 Adapter Bracket
    Buick T-Type1978-1987 4L60/4L65/4L70 Adapter Bracket
    Chevrolet El Camino1978-1988 4L60/4L65/4L70 Adapter Bracket
    Chevrolet Malibu1978-1988 4L60/4L65/4L70 Adapter Bracket
    Chevrolet Monte Carlo1978-1988 4L60/4L65/4L70 Adapter Bracket

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