0
0
×
Account Login
1-800-345-4545
Gift Cards
Track Order
Help Center

JEGS Cylinder Head for GM LS1, LS2, LS6 Engines [Cathedral Port]

555-514055


Product Q&A
View Now
Click image to zoom
Cylinder Head for GM LS1, LS2, LS6 Engines [Cathedral Port]
$694.99
$643.99
SAVE $51.00
More than 10 available
Cathedral Port Cylinder Head
  • GM LS1, LS2, LS6
  • 4.8L, 5.3L, 6.0L, 6.2L Engines
  • 211 cc Intake Runner
  • 2 in. Intake Valves
  • 1.570 in. Exhaust Valves
  • 69 cc Combustion Chamber
  • Replaces OE Casting Numbers 243, 799
  • Sold Individually
  • Free Shipping - Ships
    QTY

    Items You May Also Consider

    Ratings
    Price
    Brand

    Items You Need

    Easy Kits

    Related Products

    Out-of-the-Box Bolt-On PerformanceHand-Blended Intake and Exhaust BowlsCNC-Matched Intake/Exhaust Ports in Std LocationThicker Deck Surfaces than Other Brands54cc Dual-Quench Combustion ChamberOffers Improved Mid To High Lift FlowValve ... Numbers as tested by Edelbrock's SuperFlo SF-1020 flow bench @ 28'' H2O. ...
    Close
    A bare, unported version of the our popular head that fits 1997 & later GM Gen III small-block engines from 4.8L to 6.0L. Combustion Chamber Size:38cc (Unfinished Size)Intake Port Entry:0.82'' x 2.80''Exhaust Port Exit:1.41'' x 1.02''Valve Sizes:2.08'' Intake / 1.64'' ...
    Close
    Flow Chart Features:Assembled cylinder headFor Big Block Chevy applications444 cc (cubic centimeter) intake portsThe intake port is raised .300 in.97 cc (cubic centimeter) combustion chamberIntake port flows 495 cfm (cubic feet per minute)Exhaust port flows 305 cfm (cubic feet per minute)2.400 x ...
    Close

    Recently Viewed

    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.

    Tools:

    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.