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ProMaxx Performance 183 Series Aluminum Cylinder Heads Small Block Chevy Angled Plug


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ProMaxx Performance 9183A
183 Series Aluminum Cylinder Heads
  • Small Block Chevy
  • As-Cast
  • 183cc Intake Ports
  • 64cc Combustion Chambers
  • 2.02'' Intake / 1.60'' Exhaust Valves
  • 3/8'' Rocker Arm Studs
  • .575" Max Lift
  • Steel Retainers
  • Assembled, 2/pkg
  • Free Shipping - Estimated to ship directly from the manufacturer on 04/23/21

    Thank you! We will notify you when this product becomes available.


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    9183A - ProMaxx MAXX Series Small Block Chevy Aluminum Cylinder Heads is rated 5.0 out of 5 by 2.
    Rated 5 out of 5 by from outstanding quality ultra smooth ports this is by far the best set of heads I have ever purchased the quality and workmanship is superior these heads needed nothing done to them they were perfect out of the box and the shipping was great
    Date published: 2019-01-13
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    Can these be ordered with 7/16 rocker studs?

    Asked by: Phil8
    No they can not.
    Answered by: BrandonJ
    Date published: 2017-11-15

    Can promaxx 9183 be used with a solid lift cam and if not what promaxx head can be used on a sbc with the cams.

    Asked by: James1959
    In the 183 series cylinder heads they only come assembled with springs for hydraulic flat tappet applications. You can buy these heads bare and add your own springs to match your application.
    Answered by: Rusty B
    Date published: 2018-07-11
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    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.