JEGS
Cylinder Head for GM LS1, LS2, LS6 Engines [Cathedral Port]
555-514055
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Cathedral Intake Ports
JEGS 555-514055 Cathedral Port Cylinder Head for GM LS1/LS6 Features:
- Designed for OEM and slightly modified engines
- Utilizes stock valves, retainers, and beehive valve springs
- Designed for center bolt valve covers
- As-Cast Intake Runners, Exhaust Runners, and Combustion Chambers
- Intake Port Dimension: 3.190 in. H x 1.015 in. W x 5/16 in. Top and 3/8 in. Bottom Radius
- Intake Port Location: Stock Cathedral Port
- Exhaust Port Dimension: 1.190 in. H x 1.570 in. W
- Exhaust Port Location: Stock
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Specifications:
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.