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Muscle Rods 301-0002-89
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Muscle Rods LS Engine Swap Mount Kit

588-301-0002-89 NEW

made in usa
Free Shipping Ships directly from the manufacturer on 10/23/19
Save $10 off $199, $45 off $499, $100 off $999. Promo Code: FALLFUN exclusions apply

Muscle Rods LS Engine Swap Mount Kit $489.00
Out of stock
LS Engine Swap Mount Kit
  • 1973-1977 GM A-Body
  • For6L80E, 8L90E
  • Includes Motor Mounts, Frame Brackets, Transmission Crossmember w/Mount & Hardware
  • Muscle Rods 301-0002-89 Details

    A-Body 1973-1977


    • No universal parts, every component developed for best fitment
    • Frame mounts and transmission crossmember bolt-in to factory mounting holes, requiring no drilling or modifications
    • Crossmember designed to maintain proper driveline angle
    • Manufactured with high-grade steel that is laser-cut, precision bent, and powder coated
    • Designed for fitment with factory suspension and steering components
    • Black polyurethane bushings will be included (red in images for better visual)

    Installation Notes:

    • Requires 2004-2007 CTSV oil pan
    • Low mount alternator from 1998-2002 F-body will work
    • Low mount A/C brackets will not work, must use high mount
    • Driveshaft length will need to be changed from the original
    • 8L90 transmissions will require the use of late-model transmission mount adapters 


    Sold as a kit
    Motor Mount Style
    Complete mount
    Transmission Mount Included
    Bushing Material
    Bushing Color
    Bracket Finish
    Silver powdercoated
    Bracket Material
    Welding Required
    Crossmember Finish
    Silver powdercoated
    Crossmember Material
    Engine Type
    GM LS
    Mounting Pads Included
    Engine Make/Size
    GM LS
    Hardware Included
    Manufacturer's Part Number:
    Shipping Weight:
    Package Height:
    Package Depth:
    Package Width:

    Modernize Your Classic Vehicle's Powertrain

    Muscle Rods GM LS Engine Swap Mount Kits contain quality-engineered components that are matched together to install a modern GM LS powertrain in your classic muscle car or truck. Each kit features laser-cut and precision-bent steel frame brackets, motor mounts, and transmission cross-members for a perfect fit; no universal parts are included that may require modifications. Transmission crossmembers have been designed to maintain correct driveline angles while engine mounts will provide clearance for OE steering systems. All mounts are powder coated and outfitted with polyurethane bushings for maximum durability. 

    Items You Need

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.


    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.